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88386916 = 2222219949
BaseRepresentation
bin1010100010010…
…10110101100100
320011022112001111
411101022311210
5140111340131
612434234404
72122163542
oct521126544
9204275044
1088386916
114598a442
1225725a04
1315408967
14ba4ad92
157b5dab1
hex544ad64

88386916 has 12 divisors (see below), whose sum is σ = 154762300. Its totient is φ = 44169120.

The previous prime is 88386899. The next prime is 88386923. The reversal of 88386916 is 61968388.

It can be written as a sum of positive squares in 2 ways, for example, as 47554816 + 40832100 = 6896^2 + 6390^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 88386916.

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, 3910 + ... + 13858.

Almost surely, 288386916 is an apocalyptic number.

It is an amenable number.

88386916 is a deficient number, since it is larger than the sum of its proper divisors (66375384).

88386916 is a wasteful number, since it uses less digits than its factorization.

88386916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12174 (or 12172 counting only the distinct ones).

The product of its digits is 497664, while the sum is 49.

The square root of 88386916 is about 9401.4315931139. The cubic root of 88386916 is about 445.4469540387.

The spelling of 88386916 in words is "eighty-eight million, three hundred eighty-six thousand, nine hundred sixteen".

Divisors: 1 2 4 2221 4442 8884 9949 19898 39796 22096729 44193458 88386916