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3057189984 = 253219701797
BaseRepresentation
bin1011011000111001…
…0000010001100000
321220001122100020200
42312032100101200
522230120034414
61223210105200
7135521454222
oct26616202140
97801570220
103057189984
1113297820a2
12713a1b200
133994b9474
14210052412
1512d5de109
hexb6390460

3057189984 has 144 divisors (see below), whose sum is σ = 9176010480. Its totient is φ = 962841600.

The previous prime is 3057189979. The next prime is 3057189991. The reversal of 3057189984 is 4899817503.

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

It is a self number, because there is not a number n which added to its sum of digits gives 3057189984.

It is a congruent number.

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, 3835474 + ... + 3836270.

It is an arithmetic number, because the mean of its divisors is an integer number (63722295).

Almost surely, 23057189984 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3057189984, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4588005240).

3057189984 is an abundant number, since it is smaller than the sum of its proper divisors (6118820496).

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

3057189984 is a wasteful number, since it uses less digits than its factorization.

3057189984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1533 (or 1522 counting only the distinct ones).

The product of its (nonzero) digits is 2177280, while the sum is 54.

The square root of 3057189984 is about 55291.8618243228. The cubic root of 3057189984 is about 1451.3566350389.

The spelling of 3057189984 in words is "three billion, fifty-seven million, one hundred eighty-nine thousand, nine hundred eighty-four".

Divisors: 1 2 3 4 6 8 9 12 16 18 19 24 32 36 38 48 57 72 76 96 114 144 152 171 228 288 304 342 456 608 684 701 797 912 1368 1402 1594 1824 2103 2391 2736 2804 3188 4206 4782 5472 5608 6309 6376 7173 8412 9564 11216 12618 12752 13319 14346 15143 16824 19128 22432 25236 25504 26638 28692 30286 33648 38256 39957 45429 50472 53276 57384 60572 67296 76512 79914 90858 100944 106552 114768 119871 121144 136287 159828 181716 201888 213104 229536 239742 242288 272574 319656 363432 426208 479484 484576 545148 558697 639312 726864 958968 1090296 1117394 1278624 1453728 1676091 1917936 2180592 2234788 3352182 3835872 4361184 4469576 5028273 6704364 8939152 10056546 10615243 13408728 17878304 20113092 21230486 26817456 31845729 40226184 42460972 53634912 63691458 80452368 84921944 95537187 127382916 160904736 169843888 191074374 254765832 339687776 382148748 509531664 764297496 1019063328 1528594992 3057189984