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253874201 = 71312511103
BaseRepresentation
bin11110010000111…
…01000000011001
3122200201010221012
433020131000121
51004442433301
641105223305
76201616010
oct1710350031
9580633835
10253874201
1112033a499
1271031b35
134079ac29
1425a07a77
151744bebb
hexf21d019

253874201 has 16 divisors (see below), whose sum is σ = 293787648. Its totient is φ = 214890000.

The previous prime is 253874197. The next prime is 253874233. The reversal of 253874201 is 102478352.

It is a cyclic number.

It is not a de Polignac number, because 253874201 - 22 = 253874197 is a prime.

It is not an unprimeable number, because it can be changed into a prime (253874251) 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, 229616 + ... + 230718.

It is an arithmetic number, because the mean of its divisors is an integer number (18361728).

Almost surely, 2253874201 is an apocalyptic number.

It is an amenable number.

253874201 is a deficient number, since it is larger than the sum of its proper divisors (39913447).

253874201 is a wasteful number, since it uses less digits than its factorization.

253874201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1492.

The product of its (nonzero) digits is 13440, while the sum is 32.

The square root of 253874201 is about 15933.4302960787. The cubic root of 253874201 is about 633.1979836034.

The spelling of 253874201 in words is "two hundred fifty-three million, eight hundred seventy-four thousand, two hundred one".

Divisors: 1 7 131 251 917 1103 1757 7721 32881 144493 230167 276853 1011451 1937971 36267743 253874201