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88690343 = 721726263
BaseRepresentation
bin1010100100101…
…00111010100111
320011212221021112
411102110322213
5140201042333
612444535235
72124566300
oct522247247
9204787245
1088690343
1146077405
122585151b
13154b3ac1
14bac97a7
157bbd948
hex5494ea7

88690343 has 18 divisors (see below), whose sum is σ = 109613736. Its totient is φ = 71537088.

The previous prime is 88690337. The next prime is 88690361. The reversal of 88690343 is 34309688.

It is not a de Polignac number, because 88690343 - 210 = 88689319 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 88690343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (88690333) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 11030 + ... + 17292.

It is an arithmetic number, because the mean of its divisors is an integer number (6089652).

Almost surely, 288690343 is an apocalyptic number.

88690343 is a deficient number, since it is larger than the sum of its proper divisors (20923393).

88690343 is a wasteful number, since it uses less digits than its factorization.

88690343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6311 (or 6287 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 41.

The square root of 88690343 is about 9417.5550436406. Note that the first 3 decimals coincide. The cubic root of 88690343 is about 445.9561027801.

The spelling of 88690343 in words is "eighty-eight million, six hundred ninety thousand, three hundred forty-three".

Divisors: 1 7 17 49 119 289 833 2023 6263 14161 43841 106471 306887 745297 1810007 5217079 12670049 88690343