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88681253 = 143961627
BaseRepresentation
bin1010100100100…
…10101100100101
320011212110210212
411102102230211
5140200300003
612444425205
72124530633
oct522225445
9204773725
1088681253
11460705a1
1225848205
13154ac91b
14bac6353
157bbadd8
hex5492b25

88681253 has 4 divisors (see below), whose sum is σ = 88744320. Its totient is φ = 88618188.

The previous prime is 88681247. The next prime is 88681259. The reversal of 88681253 is 35218688.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (88681247) and next prime (88681259).

It is a cyclic number.

It is not a de Polignac number, because 88681253 - 214 = 88664869 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 88681253.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (88681259) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29375 + ... + 32252.

It is an arithmetic number, because the mean of its divisors is an integer number (22186080).

Almost surely, 288681253 is an apocalyptic number.

It is an amenable number.

88681253 is a deficient number, since it is larger than the sum of its proper divisors (63067).

88681253 is a wasteful number, since it uses less digits than its factorization.

88681253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63066.

The product of its digits is 92160, while the sum is 41.

The square root of 88681253 is about 9417.0724219367. The cubic root of 88681253 is about 445.9408667001.

The spelling of 88681253 in words is "eighty-eight million, six hundred eighty-one thousand, two hundred fifty-three".

Divisors: 1 1439 61627 88681253