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22400702980 = 2253473227767
BaseRepresentation
bin10100110111001011…
…111001101000000100
32010211010212121121221
4110313023321220010
5331334034443410
614142444450124
71422052555645
oct246713715004
963733777557
1022400702980
119555681777
124411b49944
13215cb7b546
1411270896cc
158b18d04da
hex5372f9a04

22400702980 has 24 divisors (see below), whose sum is σ = 47177057088. Its totient is φ = 8934456288.

The previous prime is 22400702963. The next prime is 22400702993. The reversal of 22400702980 is 8920700422.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1606944 + ... + 1620823.

It is an arithmetic number, because the mean of its divisors is an integer number (1965710712).

Almost surely, 222400702980 is an apocalyptic number.

22400702980 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22400702980 is an abundant number, since it is smaller than the sum of its proper divisors (24776354108).

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

22400702980 is a wasteful number, since it uses less digits than its factorization.

22400702980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3228123 (or 3228121 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 34.

The spelling of 22400702980 in words is "twenty-two billion, four hundred million, seven hundred two thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 20 347 694 1388 1735 3470 6940 3227767 6455534 12911068 16138835 32277670 64555340 1120035149 2240070298 4480140596 5600175745 11200351490 22400702980