Base | Representation |
---|---|
bin | 10010000111011… |
… | …10101101100000 |
3 | 101120222000100200 |
4 | 21003232231200 |
5 | 302401111304 |
6 | 23025145200 |
7 | 3523514052 |
oct | 1103565540 |
9 | 346860320 |
10 | 151972704 |
11 | 7886a384 |
12 | 42a8b200 |
13 | 2563caa0 |
14 | 1627d8d2 |
15 | d51de39 |
hex | 90eeb60 |
151972704 has 72 divisors (see below), whose sum is σ = 465427872. Its totient is φ = 46759680.
The previous prime is 151972693. The next prime is 151972729. The reversal of 151972704 is 407279151.
It is a happy number.
151972704 is a `hidden beast` number, since 1 + 519 + 72 + 70 + 4 = 666.
It is a tau number, because it is divible by the number of its divisors (72).
It is a super-2 number, since 2×1519727042 = 46191405522143232, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16552 + ... + 24039.
It is an arithmetic number, because the mean of its divisors is an integer number (6464276).
Almost surely, 2151972704 is an apocalyptic number.
It is an amenable number.
151972704 is an abundant number, since it is smaller than the sum of its proper divisors (313455168).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
151972704 is a wasteful number, since it uses less digits than its factorization.
151972704 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 40620 (or 40609 counting only the distinct ones).
The product of its (nonzero) digits is 17640, while the sum is 36.
The square root of 151972704 is about 12327.7209572573. The cubic root of 151972704 is about 533.6483819146.
The spelling of 151972704 in words is "one hundred fifty-one million, nine hundred seventy-two thousand, seven hundred four".
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