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90992530382 = 21326871302461
BaseRepresentation
bin101010010111110010…
…0111101001111001110
322200212102111110211212
41110233210331033032
52442323041433012
6105445033414422
76400610514065
oct1245744751716
9280772443755
1090992530382
1135653a02936
121577526a412
138771645570
144592a631dc
152578584b22
hex152f93d3ce

90992530382 has 16 divisors (see below), whose sum is σ = 147042749952. Its totient is φ = 41980890720.

The previous prime is 90992530373. The next prime is 90992530411. The reversal of 90992530382 is 28303529909.

It is a self number, because there is not a number n which added to its sum of digits gives 90992530382.

It is a congruent number.

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, 581369 + ... + 721092.

It is an arithmetic number, because the mean of its divisors is an integer number (9190171872).

Almost surely, 290992530382 is an apocalyptic number.

90992530382 is a deficient number, since it is larger than the sum of its proper divisors (56050219570).

90992530382 is a wasteful number, since it uses less digits than its factorization.

90992530382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1305163.

The product of its (nonzero) digits is 1049760, while the sum is 50.

The spelling of 90992530382 in words is "ninety billion, nine hundred ninety-two million, five hundred thirty thousand, three hundred eighty-two".

Divisors: 1 2 13 26 2687 5374 34931 69862 1302461 2604922 16931993 33863986 3499712707 6999425414 45496265191 90992530382