Base | Representation |
---|---|
bin | 11111111111100… |
… | …10101111010001 |
3 | 200201000011201010 |
4 | 33333302233101 |
5 | 1022201144022 |
6 | 42344201133 |
7 | 6436126203 |
oct | 1777625721 |
9 | 621004633 |
10 | 268381137 |
11 | 1285487a2 |
12 | 75a691a9 |
13 | 437aa00b |
14 | 27902773 |
15 | 1886550c |
hex | fff2bd1 |
268381137 has 8 divisors (see below), whose sum is σ = 376675360. Its totient is φ = 169503840.
The previous prime is 268381129. The next prime is 268381153. The reversal of 268381137 is 731183862.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 268381137 - 23 = 268381129 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 268381095 and 268381104.
It is not an unprimeable number, because it can be changed into a prime (268381117) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2354164 + ... + 2354277.
It is an arithmetic number, because the mean of its divisors is an integer number (47084420).
Almost surely, 2268381137 is an apocalyptic number.
It is an amenable number.
268381137 is a deficient number, since it is larger than the sum of its proper divisors (108294223).
268381137 is a wasteful number, since it uses less digits than its factorization.
268381137 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4708463.
The product of its digits is 48384, while the sum is 39.
The square root of 268381137 is about 16382.3422318056. The cubic root of 268381137 is about 645.0360631239.
The spelling of 268381137 in words is "two hundred sixty-eight million, three hundred eighty-one thousand, one hundred thirty-seven".
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