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9082636990 = 257314185547
BaseRepresentation
bin10000111010101111…
…00000101010111110
3212102222120202122121
420131113200222332
5122100123340430
64101132233154
7441035066140
oct103527405276
925388522577
109082636990
113940a03669
12191590b7ba
13b19924a1b
146223a6c90
153825a1a7a
hex21d5e0abe

9082636990 has 32 divisors (see below), whose sum is σ = 19287005184. Its totient is φ = 3013593120.

The previous prime is 9082636961. The next prime is 9082636993. The reversal of 9082636990 is 996362809.

It is a happy number.

It is a Smith number, since the sum of its digits (52) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9082636993) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2090604 + ... + 2094943.

It is an arithmetic number, because the mean of its divisors is an integer number (602718912).

Almost surely, 29082636990 is an apocalyptic number.

9082636990 is an abundant number, since it is smaller than the sum of its proper divisors (10204368194).

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

9082636990 is a wasteful number, since it uses less digits than its factorization.

9082636990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4185592.

The product of its (nonzero) digits is 1259712, while the sum is 52.

The square root of 9082636990 is about 95302.8697888999. The cubic root of 9082636990 is about 2086.4308021682.

The spelling of 9082636990 in words is "nine billion, eighty-two million, six hundred thirty-six thousand, nine hundred ninety".

Divisors: 1 2 5 7 10 14 31 35 62 70 155 217 310 434 1085 2170 4185547 8371094 20927735 29298829 41855470 58597658 129751957 146494145 259503914 292988290 648759785 908263699 1297519570 1816527398 4541318495 9082636990