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92423431 = 312981401
BaseRepresentation
bin1011000001001…
…00010100000111
320102220121010001
411200210110013
5142130022211
613100542131
72201405032
oct540442407
9212817101
1092423431
1148197101
1226b51947
13161c0029
14c3bc019
1581a9ac1
hex5824507

92423431 has 4 divisors (see below), whose sum is σ = 95404864. Its totient is φ = 89442000.

The previous prime is 92423413. The next prime is 92423437. The reversal of 92423431 is 13432429.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 92423431 - 25 = 92423399 is a prime.

It is a super-2 number, since 2×924234312 = 17084181195623522, which contains 22 as substring.

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 92423431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (92423437) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1490670 + ... + 1490731.

It is an arithmetic number, because the mean of its divisors is an integer number (23851216).

Almost surely, 292423431 is an apocalyptic number.

92423431 is a deficient number, since it is larger than the sum of its proper divisors (2981433).

92423431 is a wasteful number, since it uses less digits than its factorization.

92423431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2981432.

The product of its digits is 5184, while the sum is 28.

The square root of 92423431 is about 9613.7105739667. The cubic root of 92423431 is about 452.1272630269.

The spelling of 92423431 in words is "ninety-two million, four hundred twenty-three thousand, four hundred thirty-one".

Divisors: 1 31 2981401 92423431