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90752371 = 6710712659
BaseRepresentation
bin1010110100011…
…00010101110011
320022202200211221
411122030111303
5141213033441
613001045511
72151245113
oct532142563
9208680757
1090752371
1147255666
1226486897
1315a56538
14c0a5043
157e798d1
hex568c573

90752371 has 8 divisors (see below), whose sum is σ = 92975040. Its totient is φ = 88555368.

The previous prime is 90752357. The next prime is 90752381. The reversal of 90752371 is 17325709.

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

It is a cyclic number.

It is not a de Polignac number, because 90752371 - 27 = 90752243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (90752351) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 840 + ... + 13498.

It is an arithmetic number, because the mean of its divisors is an integer number (11621880).

Almost surely, 290752371 is an apocalyptic number.

90752371 is a deficient number, since it is larger than the sum of its proper divisors (2222669).

90752371 is a wasteful number, since it uses less digits than its factorization.

90752371 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12833.

The product of its (nonzero) digits is 13230, while the sum is 34.

The square root of 90752371 is about 9526.4038860422. The cubic root of 90752371 is about 449.3857809447.

The spelling of 90752371 in words is "ninety million, seven hundred fifty-two thousand, three hundred seventy-one".

Divisors: 1 67 107 7169 12659 848153 1354513 90752371