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88251129 = 3243122751
BaseRepresentation
bin1010100001010…
…01101011111001
320011001121210100
411100221223321
5140043014004
612431310013
72121056631
oct520515371
9204047710
1088251129
11458a741a
122567b309
131538bc05
14ba136c1
157b33739
hex5429af9

88251129 has 12 divisors (see below), whose sum is σ = 127775232. Its totient is φ = 58695000.

The previous prime is 88251071. The next prime is 88251169. The reversal of 88251129 is 92115288.

It is not a de Polignac number, because 88251129 - 28 = 88250873 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 88251093 and 88251102.

It is not an unprimeable number, because it can be changed into a prime (88251169) 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, 7497 + ... + 15254.

It is an arithmetic number, because the mean of its divisors is an integer number (10647936).

Almost surely, 288251129 is an apocalyptic number.

It is an amenable number.

88251129 is a deficient number, since it is larger than the sum of its proper divisors (39524103).

88251129 is a wasteful number, since it uses less digits than its factorization.

88251129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23188 (or 23185 counting only the distinct ones).

The product of its digits is 11520, while the sum is 36.

The square root of 88251129 is about 9394.2072044425. The cubic root of 88251129 is about 445.2187267959.

The spelling of 88251129 in words is "eighty-eight million, two hundred fifty-one thousand, one hundred twenty-nine".

Divisors: 1 3 9 431 1293 3879 22751 68253 204759 9805681 29417043 88251129