Base | Representation |
---|---|
bin | 11111111111101… |
… | …11011000010111 |
3 | 200201001010210100 |
4 | 33333313120113 |
5 | 1022202301101 |
6 | 42344425143 |
7 | 6436235505 |
oct | 1777673027 |
9 | 621033710 |
10 | 268400151 |
11 | 128561008 |
12 | 75a781b3 |
13 | 437b5876 |
14 | 27909675 |
15 | 1886ae86 |
hex | fff7617 |
268400151 has 6 divisors (see below), whose sum is σ = 387689120. Its totient is φ = 178933428.
The previous prime is 268400147. The next prime is 268400207. The reversal of 268400151 is 151004862.
It is not a de Polignac number, because 268400151 - 22 = 268400147 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (268400101) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14911111 + ... + 14911128.
Almost surely, 2268400151 is an apocalyptic number.
268400151 is a deficient number, since it is larger than the sum of its proper divisors (119288969).
268400151 is a wasteful number, since it uses less digits than its factorization.
268400151 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 29822245 (or 29822242 counting only the distinct ones).
The product of its (nonzero) digits is 1920, while the sum is 27.
The square root of 268400151 is about 16382.9225414759. The cubic root of 268400151 is about 645.0512957221.
The spelling of 268400151 in words is "two hundred sixty-eight million, four hundred thousand, one hundred fifty-one".
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