Base | Representation |
---|---|
bin | 10010001100100… |
… | …01001111110011 |
3 | 101122012211120222 |
4 | 21012101033303 |
5 | 303033412301 |
6 | 23051323255 |
7 | 3532256030 |
oct | 1106211763 |
9 | 348184528 |
10 | 152638451 |
11 | 79184589 |
12 | 4315052b |
13 | 25813b14 |
14 | 163b4387 |
15 | d60131b |
hex | 91913f3 |
152638451 has 16 divisors (see below), whose sum is σ = 180510720. Its totient is φ = 126303840.
The previous prime is 152638441. The next prime is 152638459. The reversal of 152638451 is 154836251.
152638451 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a cyclic number.
It is not a de Polignac number, because 152638451 - 210 = 152637427 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (152638459) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 146390 + ... + 147428.
It is an arithmetic number, because the mean of its divisors is an integer number (11281920).
Almost surely, 2152638451 is an apocalyptic number.
152638451 is a deficient number, since it is larger than the sum of its proper divisors (27872269).
152638451 is a wasteful number, since it uses less digits than its factorization.
152638451 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1754.
The product of its digits is 28800, while the sum is 35.
The square root of 152638451 is about 12354.6934806170. The cubic root of 152638451 is about 534.4264981479.
The spelling of 152638451 in words is "one hundred fifty-two million, six hundred thirty-eight thousand, four hundred fifty-one".
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