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88068321 = 3211889579
BaseRepresentation
bin1010011111111…
…01000011100001
320010201100000200
411033331003201
5140021141241
612423335413
72116365645
oct517750341
9203640020
1088068321
1145792040
12255b1569
1315326943
14b9a6c25
157ae94b6
hex53fd0e1

88068321 has 12 divisors (see below), whose sum is σ = 138774480. Its totient is φ = 53374680.

The previous prime is 88068319. The next prime is 88068341. The reversal of 88068321 is 12386088.

It is not a de Polignac number, because 88068321 - 21 = 88068319 is a prime.

It is not an unprimeable number, because it can be changed into a prime (88068301) 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, 444691 + ... + 444888.

It is an arithmetic number, because the mean of its divisors is an integer number (11564540).

Almost surely, 288068321 is an apocalyptic number.

It is an amenable number.

88068321 is a deficient number, since it is larger than the sum of its proper divisors (50706159).

88068321 is a wasteful number, since it uses less digits than its factorization.

88068321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 889596 (or 889593 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 36.

The square root of 88068321 is about 9384.4723346601. The cubic root of 88068321 is about 444.9110978402.

The spelling of 88068321 in words is "eighty-eight million, sixty-eight thousand, three hundred twenty-one".

Divisors: 1 3 9 11 33 99 889579 2668737 8006211 9785369 29356107 88068321