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90153248346 = 235726500073
BaseRepresentation
bin101001111110110001…
…1010110011001011010
322121200221020112100000
41103331203112121122
52434113212421341
6105225452553430
76341036652510
oct1237543263132
9277627215300
1090153248346
1135263181917
1215580182876
1386697ba885
1445133d04b0
152529a4d8b6
hex14fd8d665a

90153248346 has 48 divisors (see below), whose sum is σ = 231504646464. Its totient is φ = 25758069984.

The previous prime is 90153248321. The next prime is 90153248351. The reversal of 90153248346 is 64384235109.

90153248346 is a `hidden beast` number, since 90 + 15 + 32 + 483 + 46 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13246635 + ... + 13253438.

It is an arithmetic number, because the mean of its divisors is an integer number (4823013468).

Almost surely, 290153248346 is an apocalyptic number.

90153248346 is an abundant number, since it is smaller than the sum of its proper divisors (141351398118).

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

90153248346 is a wasteful number, since it uses less digits than its factorization.

90153248346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26500097 (or 26500085 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 45.

The spelling of 90153248346 in words is "ninety billion, one hundred fifty-three million, two hundred forty-eight thousand, three hundred forty-six".

Divisors: 1 2 3 6 7 9 14 18 21 27 42 54 63 81 126 162 189 243 378 486 567 1134 1701 3402 26500073 53000146 79500219 159000438 185500511 238500657 371001022 477001314 556501533 715501971 1113003066 1431003942 1669504599 2146505913 3339009198 4293011826 5008513797 6439517739 10017027594 12879035478 15025541391 30051082782 45076624173 90153248346