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90411370984 = 23113821268883
BaseRepresentation
bin101010000110011110…
…0000000100111101000
322122100220221112000201
41110030330000213220
52440130302332414
6105311233241544
76350322654604
oct1241474004750
9278326845021
1090411370984
1135385953210
12156327032b4
1386ab11546c
1445397c2504
152542539574
hex150cf009e8

90411370984 has 32 divisors (see below), whose sum is σ = 184981436640. Its totient is φ = 41085169600.

The previous prime is 90411370967. The next prime is 90411371023. The reversal of 90411370984 is 48907311409.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 201807 + ... + 470689.

It is an arithmetic number, because the mean of its divisors is an integer number (5780669895).

Almost surely, 290411370984 is an apocalyptic number.

It is an amenable number.

90411370984 is an abundant number, since it is smaller than the sum of its proper divisors (94570065656).

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

90411370984 is a wasteful number, since it uses less digits than its factorization.

90411370984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272721 (or 272717 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 46.

The spelling of 90411370984 in words is "ninety billion, four hundred eleven million, three hundred seventy thousand, nine hundred eighty-four".

Divisors: 1 2 4 8 11 22 44 88 3821 7642 15284 30568 42031 84062 168124 268883 336248 537766 1075532 2151064 2957713 5915426 11830852 23661704 1027401943 2054803886 4109607772 8219215544 11301421373 22602842746 45205685492 90411370984