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253868301 = 32127222107
BaseRepresentation
bin11110010000110…
…11100100001101
3122200200211211200
433020123210031
51004442241201
641105140113
76201562551
oct1710334415
9580624750
10253868301
11120336015
127102a639
134079833b
1425a05861
151744a386
hexf21b90d

253868301 has 12 divisors (see below), whose sum is σ = 369587712. Its totient is φ = 167912136.

The previous prime is 253868299. The next prime is 253868309. The reversal of 253868301 is 103868352.

253868301 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 253868301 - 21 = 253868299 is a prime.

It is a super-2 number, since 2×2538683012 = 128898228505253202, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253868309) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 109911 + ... + 112196.

It is an arithmetic number, because the mean of its divisors is an integer number (30798976).

Almost surely, 2253868301 is an apocalyptic number.

It is an amenable number.

253868301 is a deficient number, since it is larger than the sum of its proper divisors (115719411).

253868301 is a wasteful number, since it uses less digits than its factorization.

253868301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222240 (or 222237 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The square root of 253868301 is about 15933.2451496862. The cubic root of 253868301 is about 633.1930784220.

The spelling of 253868301 in words is "two hundred fifty-three million, eight hundred sixty-eight thousand, three hundred one".

Divisors: 1 3 9 127 381 1143 222107 666321 1998963 28207589 84622767 253868301