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2890364180 = 2251113138019
BaseRepresentation
bin1010110001000111…
…0111010100010100
321110102201201021012
42230101313110110
521404413123210
61154450311352
7131424455504
oct25421672424
97412651235
102890364180
111253598430
12687b88558
13370a78b82
141d5c27a04
1511db39305
hexac477514

2890364180 has 24 divisors (see below), whose sum is σ = 6621562080. Its totient is φ = 1051041440.

The previous prime is 2890364179. The next prime is 2890364209. The reversal of 2890364180 is 814630982.

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, 6568790 + ... + 6569229.

It is an arithmetic number, because the mean of its divisors is an integer number (275898420).

Almost surely, 22890364180 is an apocalyptic number.

2890364180 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2890364180 is an abundant number, since it is smaller than the sum of its proper divisors (3731197900).

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

2890364180 is a wasteful number, since it uses less digits than its factorization.

2890364180 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13138039 (or 13138037 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 41.

The square root of 2890364180 is about 53762.1072875683. The cubic root of 2890364180 is about 1424.4619583611.

The spelling of 2890364180 in words is "two billion, eight hundred ninety million, three hundred sixty-four thousand, one hundred eighty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 220 13138019 26276038 52552076 65690095 131380190 144518209 262760380 289036418 578072836 722591045 1445182090 2890364180