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3109874976 = 2532137111699
BaseRepresentation
bin1011100101011100…
…1110110100100000
322000201210000110200
42321113032310200
522332111444401
61232331225200
7140031333615
oct27127166440
98021700420
103109874976
11135649710a
127295a8200
133a73a4a10
1421704850c
15133049686
hexb95ced20

3109874976 has 144 divisors (see below), whose sum is σ = 9658958400. Its totient is φ = 943326720.

The previous prime is 3109874947. The next prime is 3109874981. The reversal of 3109874976 is 6794789013.

It is a happy number.

3109874976 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 259975 + ... + 271673.

It is an arithmetic number, because the mean of its divisors is an integer number (67076100).

Almost surely, 23109874976 is an apocalyptic number.

3109874976 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3109874976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4829479200).

3109874976 is an abundant number, since it is smaller than the sum of its proper divisors (6549083424).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3109874976 is a wasteful number, since it uses less digits than its factorization.

3109874976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11799 (or 11788 counting only the distinct ones).

The product of its (nonzero) digits is 2286144, while the sum is 54.

The square root of 3109874976 is about 55766.2530209803. The cubic root of 3109874976 is about 1459.6463420624.

The spelling of 3109874976 in words is "three billion, one hundred nine million, eight hundred seventy-four thousand, nine hundred seventy-six".

Divisors: 1 2 3 4 6 8 9 12 13 16 18 24 26 32 36 39 48 52 71 72 78 96 104 117 142 144 156 208 213 234 284 288 312 416 426 468 568 624 639 852 923 936 1136 1248 1278 1704 1846 1872 2272 2556 2769 3408 3692 3744 5112 5538 6816 7384 8307 10224 11076 11699 14768 16614 20448 22152 23398 29536 33228 35097 44304 46796 66456 70194 88608 93592 105291 132912 140388 152087 187184 210582 265824 280776 304174 374368 421164 456261 561552 608348 830629 842328 912522 1123104 1216696 1368783 1661258 1684656 1825044 2433392 2491887 2737566 3322516 3369312 3650088 4866784 4983774 5475132 6645032 7300176 7475661 9967548 10798177 10950264 13290064 14600352 14951322 19935096 21596354 21900528 26580128 29902644 32394531 39870192 43192708 43801056 59805288 64789062 79740384 86385416 97183593 119610576 129578124 172770832 194367186 239221152 259156248 345541664 388734372 518312496 777468744 1036624992 1554937488 3109874976