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88012132 = 22131692541
BaseRepresentation
bin1010011111011…
…11010101100100
320010121110221121
411033233111210
5140012342012
612422223324
72116043065
oct517572544
9203543847
1088012132
11457538aa
1225584b44
13153071b0
14b99056c
157ad7a07
hex53ef564

88012132 has 12 divisors (see below), whose sum is σ = 165869116. Its totient is φ = 40620960.

The previous prime is 88012103. The next prime is 88012163. The reversal of 88012132 is 23121088.

It can be written as a sum of positive squares in 2 ways, for example, as 23755876 + 64256256 = 4874^2 + 8016^2 .

It is a super-2 number, since 2×880121322 = 15492270758370848, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 88012097 and 88012106.

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, 846219 + ... + 846322.

Almost surely, 288012132 is an apocalyptic number.

It is an amenable number.

88012132 is a deficient number, since it is larger than the sum of its proper divisors (77856984).

88012132 is a wasteful number, since it uses less digits than its factorization.

88012132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1692558 (or 1692556 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 25.

The square root of 88012132 is about 9381.4781351341. The cubic root of 88012132 is about 444.8164575734.

The spelling of 88012132 in words is "eighty-eight million, twelve thousand, one hundred thirty-two".

Divisors: 1 2 4 13 26 52 1692541 3385082 6770164 22003033 44006066 88012132