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34057166940 = 223251973672617
BaseRepresentation
bin11111101101111101…
…110010000001011100
310020220111120100010100
4133231331302001130
51024222113320230
623351243141100
72313653066616
oct375575620134
9106814510110
1034057166940
1113497423665
126725814790
133299ab10b4
1419111dddb6
15d44de2660
hex7edf7205c

34057166940 has 144 divisors (see below), whose sum is σ = 104153841792. Its totient is φ = 9007746048.

The previous prime is 34057166939. The next prime is 34057166999. The reversal of 34057166940 is 4966175043.

34057166940 is a `hidden beast` number, since 34 + 0 + 571 + 6 + 6 + 9 + 40 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 13012512 + ... + 13015128.

It is an arithmetic number, because the mean of its divisors is an integer number (723290568).

Almost surely, 234057166940 is an apocalyptic number.

34057166940 is a gapful number since it is divisible by the number (30) 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 34057166940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (52076920896).

34057166940 is an abundant number, since it is smaller than the sum of its proper divisors (70096674852).

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

34057166940 is a wasteful number, since it uses less digits than its factorization.

34057166940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3196 (or 3191 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 45.

The spelling of 34057166940 in words is "thirty-four billion, fifty-seven million, one hundred sixty-six thousand, nine hundred forty".

Divisors: 1 2 3 4 5 6 9 10 12 15 18 20 30 36 45 60 90 180 197 367 394 591 734 788 985 1101 1182 1468 1773 1835 1970 2202 2364 2617 2955 3303 3546 3670 3940 4404 5234 5505 5910 6606 7092 7340 7851 8865 10468 11010 11820 13085 13212 15702 16515 17730 22020 23553 26170 31404 33030 35460 39255 47106 52340 66060 72299 78510 94212 117765 144598 157020 216897 235530 289196 361495 433794 471060 515549 650691 722990 867588 960439 1031098 1084485 1301382 1445980 1546647 1920878 2062196 2168970 2577745 2602764 2881317 3093294 3253455 3841756 4337940 4639941 4802195 5155490 5762634 6186588 6506910 7733235 8643951 9279882 9604390 10310980 11525268 13013820 14406585 15466470 17287902 18559764 19208780 23199705 28813170 30932940 34575804 43219755 46399410 57626340 86439510 92798820 172879020 189206483 378412966 567619449 756825932 946032415 1135238898 1702858347 1892064830 2270477796 2838097245 3405716694 3784129660 5676194490 6811433388 8514291735 11352388980 17028583470 34057166940