Base | Representation |
---|---|
bin | 10010100001101… |
… | …01011001011100 |
3 | 101211102112122112 |
4 | 21100311121130 |
5 | 304241023324 |
6 | 23230533152 |
7 | 3564642305 |
oct | 1120653134 |
9 | 354375575 |
10 | 155407964 |
11 | 7a7a6338 |
12 | 440671b8 |
13 | 2627359a |
14 | 168d57ac |
15 | d99bc0e |
hex | 943565c |
155407964 has 12 divisors (see below), whose sum is σ = 283788624. Its totient is φ = 74325504.
The previous prime is 155407963. The next prime is 155408003. The reversal of 155407964 is 469704551.
It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (155407963) by changing a digit.
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 3 ways as a sum of consecutive naturals, for example, 844517 + ... + 844700.
It is an arithmetic number, because the mean of its divisors is an integer number (23649052).
Almost surely, 2155407964 is an apocalyptic number.
It is an amenable number.
155407964 is a deficient number, since it is larger than the sum of its proper divisors (128380660).
155407964 is a wasteful number, since it uses less digits than its factorization.
155407964 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1689244 (or 1689242 counting only the distinct ones).
The product of its (nonzero) digits is 151200, while the sum is 41.
The square root of 155407964 is about 12466.2730597400. The cubic root of 155407964 is about 537.6394031065.
The spelling of 155407964 in words is "one hundred fifty-five million, four hundred seven thousand, nine hundred sixty-four".
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