Base | Representation |
---|---|
bin | 1000110110111000100… |
… | …1000101100001111100 |
3 | 112112210002221212211120 |
4 | 2031232021011201330 |
5 | 4443121430343233 |
6 | 153523504150540 |
7 | 13664646241500 |
oct | 2155611054174 |
9 | 475702855746 |
10 | 152171731068 |
11 | 59598a7a915 |
12 | 255aa008450 |
13 | 11471493a26 |
14 | 7517d90300 |
15 | 3e595b54b3 |
hex | 236e24587c |
152171731068 has 36 divisors (see below), whose sum is σ = 413037557352. Its totient is φ = 43477637280.
The previous prime is 152171731067. The next prime is 152171731079. The reversal of 152171731068 is 860137171251.
It is a Harshad number since it is a multiple of its sum of digits (42).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (152171731067) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 129397143 + ... + 129398318.
It is an arithmetic number, because the mean of its divisors is an integer number (11473265482).
Almost surely, 2152171731068 is an apocalyptic number.
It is an amenable number.
152171731068 is an abundant number, since it is smaller than the sum of its proper divisors (260865826284).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
152171731068 is a wasteful number, since it uses less digits than its factorization.
152171731068 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 258795482 (or 258795473 counting only the distinct ones).
The product of its (nonzero) digits is 70560, while the sum is 42.
The spelling of 152171731068 in words is "one hundred fifty-two billion, one hundred seventy-one million, seven hundred thirty-one thousand, sixty-eight".
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