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92190001 = 312973871
BaseRepresentation
bin1010111111010…
…11010100110001
320102110201220111
411133223110301
5142100040001
613051541321
72166413341
oct537532461
9212421814
1092190001
1148047792
1226a5a841
131613a9c7
14c35ad21
158160851
hex57eb531

92190001 has 4 divisors (see below), whose sum is σ = 95163904. Its totient is φ = 89216100.

The previous prime is 92189969. The next prime is 92190011. The reversal of 92190001 is 10009129.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 92190001 - 25 = 92189969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (92190011) 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, 1486905 + ... + 1486966.

It is an arithmetic number, because the mean of its divisors is an integer number (23790976).

Almost surely, 292190001 is an apocalyptic number.

It is an amenable number.

92190001 is a deficient number, since it is larger than the sum of its proper divisors (2973903).

92190001 is a wasteful number, since it uses less digits than its factorization.

92190001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2973902.

The product of its (nonzero) digits is 162, while the sum is 22.

The square root of 92190001 is about 9601.5624249390. The cubic root of 92190001 is about 451.7463024722.

The spelling of 92190001 in words is "ninety-two million, one hundred ninety thousand, one".

Divisors: 1 31 2973871 92190001