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90196482 = 23103145949
BaseRepresentation
bin1010110000001…
…00101000000010
320021201110022110
411120010220002
5141042241412
612541120150
72143441335
oct530045002
9207643273
1090196482
1146a05a52
1226259056
13158c04cc
14bd9c61c
157db9d3c
hex5604a02

90196482 has 16 divisors (see below), whose sum is σ = 182145600. Its totient is φ = 29773392.

The previous prime is 90196481. The next prime is 90196511. The reversal of 90196482 is 28469109.

It is a self number, because there is not a number n which added to its sum of digits gives 90196482.

It is not an unprimeable number, because it can be changed into a prime (90196481) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72357 + ... + 73592.

It is an arithmetic number, because the mean of its divisors is an integer number (11384100).

Almost surely, 290196482 is an apocalyptic number.

90196482 is an abundant number, since it is smaller than the sum of its proper divisors (91949118).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

90196482 is a wasteful number, since it uses less digits than its factorization.

90196482 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146057.

The product of its (nonzero) digits is 31104, while the sum is 39.

The square root of 90196482 is about 9497.1828454548. The cubic root of 90196482 is about 448.4663544271.

The spelling of 90196482 in words is "ninety million, one hundred ninety-six thousand, four hundred eighty-two".

Divisors: 1 2 3 6 103 206 309 618 145949 291898 437847 875694 15032747 30065494 45098241 90196482