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90697052162 = 2238572300671
BaseRepresentation
bin101010001110111110…
…1110011000000000010
322200002211111121221002
41110131331303000002
52441221421132122
6105355440332002
76360362136413
oct1243575630002
9280084447832
1090697052162
1135512137762
12156b2314002
13872536b992
14456570980a
15255c66a992
hex151df73002

90697052162 has 16 divisors (see below), whose sum is σ = 142126313472. Its totient is φ = 43326217440.

The previous prime is 90697052071. The next prime is 90697052167. The reversal of 90697052162 is 26125079609.

It is not an unprimeable number, because it can be changed into a prime (90697052167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1110914 + ... + 1189757.

It is an arithmetic number, because the mean of its divisors is an integer number (8882894592).

Almost surely, 290697052162 is an apocalyptic number.

90697052162 is a deficient number, since it is larger than the sum of its proper divisors (51429261310).

90697052162 is a wasteful number, since it uses less digits than its factorization.

90697052162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2301553.

The product of its (nonzero) digits is 408240, while the sum is 47.

The spelling of 90697052162 in words is "ninety billion, six hundred ninety-seven million, fifty-two thousand, one hundred sixty-two".

Divisors: 1 2 23 46 857 1714 19711 39422 2300671 4601342 52915433 105830866 1971675047 3943350094 45348526081 90697052162