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90662260060 = 22522320327861
BaseRepresentation
bin101010001101111100…
…1000100110101011100
322200000102001000010201
41110123321010311130
52441134014310220
6105352154513244
76356460331621
oct1243371046534
9280012030121
1090662260060
11354a4533959
12156a2735824
13871b0a9738
144560c50348
152559596d0a
hex151be44d5c

90662260060 has 24 divisors (see below), whose sum is σ = 191244525696. Its totient is φ = 36102279360.

The previous prime is 90662260021. The next prime is 90662260063. The reversal of 90662260060 is 6006226609.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90662260063) 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, 10159471 + ... + 10168390.

It is an arithmetic number, because the mean of its divisors is an integer number (7968521904).

Almost surely, 290662260060 is an apocalyptic number.

It is an amenable number.

90662260060 is an abundant number, since it is smaller than the sum of its proper divisors (100582265636).

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

90662260060 is a wasteful number, since it uses less digits than its factorization.

90662260060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20328093 (or 20328091 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 37.

Adding to 90662260060 its reverse (6006226609), we get a palindrome (96668486669).

The spelling of 90662260060 in words is "ninety billion, six hundred sixty-two million, two hundred sixty thousand, sixty".

Divisors: 1 2 4 5 10 20 223 446 892 1115 2230 4460 20327861 40655722 81311444 101639305 203278610 406557220 4533113003 9066226006 18132452012 22665565015 45331130030 90662260060