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253886314 = 21121049117
BaseRepresentation
bin11110010000111…
…11111101101010
3122200201202112211
433020133331222
51004443330224
641105355334
76201666223
oct1710377552
9580652484
10253886314
11120348600
1271038b4a
13407a35b6
1425a0c24a
1517450894
hexf21ff6a

253886314 has 12 divisors (see below), whose sum is σ = 418598082. Its totient is φ = 115402760.

The previous prime is 253886299. The next prime is 253886317. The reversal of 253886314 is 413688352.

It can be written as a sum of positive squares in only one way, i.e., 203547289 + 50339025 = 14267^2 + 7095^2 .

It is not an unprimeable number, because it can be changed into a prime (253886317) 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, 524317 + ... + 524800.

Almost surely, 2253886314 is an apocalyptic number.

253886314 is a deficient number, since it is larger than the sum of its proper divisors (164711768).

253886314 is a wasteful number, since it uses less digits than its factorization.

253886314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1049141 (or 1049130 counting only the distinct ones).

The product of its digits is 138240, while the sum is 40.

The square root of 253886314 is about 15933.8104042944. The cubic root of 253886314 is about 633.2080539521.

The spelling of 253886314 in words is "two hundred fifty-three million, eight hundred eighty-six thousand, three hundred fourteen".

Divisors: 1 2 11 22 121 242 1049117 2098234 11540287 23080574 126943157 253886314