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90407070933 = 353935587927
BaseRepresentation
bin101010000110010101…
…1100110110011010101
322122100121212001110120
41110030223212303111
52440123202232213
6105311001142153
76350241265164
oct1241453466325
9278317761416
1090407070933
1135383486553
121563118a959
1386aa26b15a
144538dc33db
152541e8a423
hex150cae6cd5

90407070933 has 8 divisors (see below), whose sum is σ = 120565134528. Its totient is φ = 60260193984.

The previous prime is 90407070931. The next prime is 90407070973. The reversal of 90407070933 is 33907070409.

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

It is not a de Polignac number, because 90407070933 - 21 = 90407070931 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90407070931) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2777785 + ... + 2810142.

It is an arithmetic number, because the mean of its divisors is an integer number (15070641816).

Almost surely, 290407070933 is an apocalyptic number.

It is an amenable number.

90407070933 is a deficient number, since it is larger than the sum of its proper divisors (30158063595).

90407070933 is a wasteful number, since it uses less digits than its factorization.

90407070933 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5593323.

The product of its (nonzero) digits is 142884, while the sum is 42.

The spelling of 90407070933 in words is "ninety billion, four hundred seven million, seventy thousand, nine hundred thirty-three".

Divisors: 1 3 5393 16179 5587927 16763781 30135690311 90407070933