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253408058 = 2153182759
BaseRepresentation
bin11110001101010…
…11001100111010
3122122211110111122
433012223030322
51004333024213
641051225242
76164635001
oct1706531472
9578743448
10253408058
11120051252
1270a48222
13406669c7
1425925c38
15173a8d08
hexf1ab33a

253408058 has 8 divisors (see below), whose sum is σ = 380364960. Its totient is φ = 126619740.

The previous prime is 253408033. The next prime is 253408093. The reversal of 253408058 is 850804352.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×2534080583 (a number of 26 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38318 + ... + 44441.

It is an arithmetic number, because the mean of its divisors is an integer number (47545620).

Almost surely, 2253408058 is an apocalyptic number.

253408058 is a deficient number, since it is larger than the sum of its proper divisors (126956902).

253408058 is a wasteful number, since it uses less digits than its factorization.

253408058 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84292.

The product of its (nonzero) digits is 38400, while the sum is 35.

The square root of 253408058 is about 15918.7957459099. The cubic root of 253408058 is about 632.8102040902.

The spelling of 253408058 in words is "two hundred fifty-three million, four hundred eight thousand, fifty-eight".

Divisors: 1 2 1531 3062 82759 165518 126704029 253408058