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92010091 = 1018571063
BaseRepresentation
bin1010111101111…
…11011001101011
320102010121010011
411132333121223
5142023310331
613044032351
72165033665
oct536773153
9212117104
1092010091
1147a345a8
12269926b7
13160a6b54
14c311535
1581273b1
hex57bf66b

92010091 has 8 divisors (see below), whose sum is σ = 93117024. Its totient is φ = 90907200.

The previous prime is 92010073. The next prime is 92010101. The reversal of 92010091 is 19001029.

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 92010091 - 215 = 91977323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (92010031) 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, 86026 + ... + 87088.

It is an arithmetic number, because the mean of its divisors is an integer number (11639628).

Almost surely, 292010091 is an apocalyptic number.

92010091 is a deficient number, since it is larger than the sum of its proper divisors (1106933).

92010091 is a wasteful number, since it uses less digits than its factorization.

92010091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2021.

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

The square root of 92010091 is about 9592.1890619399. The cubic root of 92010091 is about 451.4522481544.

It can be divided in two parts, 920 and 10091, that added together give a palindrome (11011).

The spelling of 92010091 in words is "ninety-two million, ten thousand, ninety-one".

Divisors: 1 101 857 1063 86557 107363 910991 92010091