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22380948680 = 235559523717
BaseRepresentation
bin10100110110000000…
…100010110011001000
32010202202200222211012
4110312000202303020
5331314010324210
614140501223052
71421422632146
oct246600426310
963682628735
1022380948680
11954550a002
124407401a88
132158a52bcc
1411245c6596
158aeccc305
hex536022cc8

22380948680 has 16 divisors (see below), whose sum is σ = 50357134620. Its totient is φ = 8952379456.

The previous prime is 22380948671. The next prime is 22380948727. The reversal of 22380948680 is 8684908322.

It can be written as a sum of positive squares in 2 ways, for example, as 21496837924 + 884110756 = 146618^2 + 29734^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 279761819 + ... + 279761898.

Almost surely, 222380948680 is an apocalyptic number.

22380948680 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22380948680 is an abundant number, since it is smaller than the sum of its proper divisors (27976185940).

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

22380948680 is a wasteful number, since it uses less digits than its factorization.

22380948680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 559523728 (or 559523724 counting only the distinct ones).

The product of its (nonzero) digits is 1327104, while the sum is 50.

The spelling of 22380948680 in words is "twenty-two billion, three hundred eighty million, nine hundred forty-eight thousand, six hundred eighty".

Divisors: 1 2 4 5 8 10 20 40 559523717 1119047434 2238094868 2797618585 4476189736 5595237170 11190474340 22380948680