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88690353 = 3173170887
BaseRepresentation
bin1010100100101…
…00111010110001
320011212221021220
411102110322301
5140201042403
612444535253
72124566313
oct522247261
9204787256
1088690353
1146077414
1225851529
13154b3acb
14bac97b3
157bbd953
hex5494eb1

88690353 has 8 divisors (see below), whose sum is σ = 118938048. Its totient is φ = 58784784.

The previous prime is 88690337. The next prime is 88690361. The reversal of 88690353 is 35309688.

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

It is not a de Polignac number, because 88690353 - 24 = 88690337 is a prime.

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

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84925 + ... + 85962.

It is an arithmetic number, because the mean of its divisors is an integer number (14867256).

Almost surely, 288690353 is an apocalyptic number.

It is an amenable number.

88690353 is a deficient number, since it is larger than the sum of its proper divisors (30247695).

88690353 is a wasteful number, since it uses less digits than its factorization.

88690353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171063.

The product of its (nonzero) digits is 155520, while the sum is 42.

The square root of 88690353 is about 9417.5555745639. Note that the first 4 decimals coincide. The cubic root of 88690353 is about 445.9561195409.

The spelling of 88690353 in words is "eighty-eight million, six hundred ninety thousand, three hundred fifty-three".

Divisors: 1 3 173 519 170887 512661 29563451 88690353