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88413642 = 23221123279
BaseRepresentation
bin1010100010100…
…01010111001010
320011100212201100
411101101113022
5140113214032
612435002230
72122334502
oct521212712
9204325640
1088413642
11459a8529
1225739376
1315417b85
14ba56a02
157b6697c
hex54515ca

88413642 has 24 divisors (see below), whose sum is σ = 192479040. Its totient is φ = 29330280.

The previous prime is 88413623. The next prime is 88413653. The reversal of 88413642 is 24631488.

88413642 is a `hidden beast` number, since 8 + 8 + 4 + 1 + 3 + 642 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 88413597 and 88413606.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7842 + ... + 15437.

It is an arithmetic number, because the mean of its divisors is an integer number (8019960).

Almost surely, 288413642 is an apocalyptic number.

88413642 is an abundant number, since it is smaller than the sum of its proper divisors (104065398).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

88413642 is a wasteful number, since it uses less digits than its factorization.

88413642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23498 (or 23495 counting only the distinct ones).

The product of its digits is 36864, while the sum is 36.

The square root of 88413642 is about 9402.8528649554. The cubic root of 88413642 is about 445.4918468656.

The spelling of 88413642 in words is "eighty-eight million, four hundred thirteen thousand, six hundred forty-two".

Divisors: 1 2 3 6 9 18 211 422 633 1266 1899 3798 23279 46558 69837 139674 209511 419022 4911869 9823738 14735607 29471214 44206821 88413642