Base | Representation |
---|---|
bin | 1001000101100110000… |
… | …0011110000100101000 |
3 | 112220222022021110121120 |
4 | 2101121200132010220 |
5 | 10024213322203124 |
6 | 155415404135240 |
7 | 14164545261003 |
oct | 2213140360450 |
9 | 486868243546 |
10 | 156120506664 |
11 | 60234a57421 |
12 | 26310537520 |
13 | 119505bb935 |
14 | 77b05ac53a |
15 | 40db0bcd79 |
hex | 245981e128 |
156120506664 has 32 divisors (see below), whose sum is σ = 390726024000. Its totient is φ = 51983534592.
The previous prime is 156120506653. The next prime is 156120506671. The reversal of 156120506664 is 466605021651.
It is a super-2 number, since 2×1561205066642 (a number of 23 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3517129 + ... + 3561240.
It is an arithmetic number, because the mean of its divisors is an integer number (12210188250).
Almost surely, 2156120506664 is an apocalyptic number.
It is an amenable number.
156120506664 is an abundant number, since it is smaller than the sum of its proper divisors (234605517336).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
156120506664 is a wasteful number, since it uses less digits than its factorization.
156120506664 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7079297 (or 7079293 counting only the distinct ones).
The product of its (nonzero) digits is 259200, while the sum is 42.
The spelling of 156120506664 in words is "one hundred fifty-six billion, one hundred twenty million, five hundred six thousand, six hundred sixty-four".
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