Base | Representation |
---|---|
bin | 1000110111011100011… |
… | …0000011101010110101 |
3 | 112120011120120212201110 |
4 | 2031313012003222311 |
5 | 4443423403310312 |
6 | 153550431345233 |
7 | 14001452026116 |
oct | 2156706035265 |
9 | 476146525643 |
10 | 152321931957 |
11 | 59665839a88 |
12 | 25630382219 |
13 | 114966331b0 |
14 | 752dccc20d |
15 | 3e6788443c |
hex | 2377183ab5 |
152321931957 has 32 divisors (see below), whose sum is σ = 223731515392. Its totient is φ = 91610253504.
The previous prime is 152321931929. The next prime is 152321931961. The reversal of 152321931957 is 759139123251.
It is not a de Polignac number, because 152321931957 - 216 = 152321866421 is a prime.
It is a super-2 number, since 2×1523219319572 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (152321931907) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 102348 + ... + 561354.
It is an arithmetic number, because the mean of its divisors is an integer number (6991609856).
Almost surely, 2152321931957 is an apocalyptic number.
It is an amenable number.
152321931957 is a deficient number, since it is larger than the sum of its proper divisors (71409583435).
152321931957 is a wasteful number, since it uses less digits than its factorization.
152321931957 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 459217.
The product of its digits is 510300, while the sum is 48.
The spelling of 152321931957 in words is "one hundred fifty-two billion, three hundred twenty-one million, nine hundred thirty-one thousand, nine hundred fifty-seven".
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