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90472262 = 21915432
BaseRepresentation
bin1010110010001…
…11111101000110
320022020110121112
411121013331012
5141130103022
612551045022
72146000346
oct531077506
9208213545
1090472262
1147084171
1226370772
1315988baa
14c030d26
157e218e2
hex5647f46

90472262 has 12 divisors (see below), whose sum is σ = 142943580. Its totient is φ = 42827508.

The previous prime is 90472259. The next prime is 90472273. The reversal of 90472262 is 26227409.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 57863 + ... + 59405.

It is an arithmetic number, because the mean of its divisors is an integer number (11911965).

Almost surely, 290472262 is an apocalyptic number.

90472262 is a deficient number, since it is larger than the sum of its proper divisors (52471318).

90472262 is an equidigital number, since it uses as much as digits as its factorization.

90472262 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3107 (or 1564 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 90472262 is about 9511.6908065811. The cubic root of 90472262 is about 448.9229583938.

The spelling of 90472262 in words is "ninety million, four hundred seventy-two thousand, two hundred sixty-two".

Divisors: 1 2 19 38 1543 3086 29317 58634 2380849 4761698 45236131 90472262