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88679642 = 2140931469
BaseRepresentation
bin1010100100100…
…10010011011010
320011212101121012
411102102103122
5140200222032
612444413522
72124523142
oct522222332
9204771535
1088679642
114606a367
12258472a2
13154abc7c
14bac5922
157bba6b2
hex54924da

88679642 has 8 divisors (see below), whose sum is σ = 133118100. Its totient is φ = 44306944.

The previous prime is 88679641. The next prime is 88679671. The reversal of 88679642 is 24697688.

It can be written as a sum of positive squares in 2 ways, for example, as 78304801 + 10374841 = 8849^2 + 3221^2 .

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

It is not an unprimeable number, because it can be changed into a prime (88679641) 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, 12917 + ... + 18552.

Almost surely, 288679642 is an apocalyptic number.

88679642 is a deficient number, since it is larger than the sum of its proper divisors (44438458).

88679642 is a wasteful number, since it uses less digits than its factorization.

88679642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32880.

The product of its digits is 1161216, while the sum is 50.

The square root of 88679642 is about 9416.9868854109. The cubic root of 88679642 is about 445.9381663357.

The spelling of 88679642 in words is "eighty-eight million, six hundred seventy-nine thousand, six hundred forty-two".

Divisors: 1 2 1409 2818 31469 62938 44339821 88679642