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92122031 = 178960887
BaseRepresentation
bin1010111110110…
…10101110101111
320102100021200002
411133122232233
5142040401111
613050254515
72166011231
oct537325657
9212307602
1092122031
1148000711
1226a2743b
1316115aa1
14c340251
15814a63b
hex57dabaf

92122031 has 8 divisors (see below), whose sum is σ = 98638560. Its totient is φ = 85727488.

The previous prime is 92122027. The next prime is 92122033. The reversal of 92122031 is 13022129.

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 92122031 - 22 = 92122027 is a prime.

It is a super-2 number, since 2×921220312 = 16972937191129922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 92121994 and 92122012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (92122033) 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, 28931 + ... + 31956.

It is an arithmetic number, because the mean of its divisors is an integer number (12329820).

Almost surely, 292122031 is an apocalyptic number.

92122031 is a deficient number, since it is larger than the sum of its proper divisors (6516529).

92122031 is a wasteful number, since it uses less digits than its factorization.

92122031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60993.

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 92122031 is about 9598.0222441918. The cubic root of 92122031 is about 451.6352537502.

The spelling of 92122031 in words is "ninety-two million, one hundred twenty-two thousand, thirty-one".

Divisors: 1 17 89 1513 60887 1035079 5418943 92122031