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22613060020 = 2251583714247
BaseRepresentation
bin10101000011110101…
…111110100110110100
32011100221110110201111
4111003311332212310
5332302420410040
614215512204404
71430241560455
oct250365764664
964327413644
1022613060020
119654534761
124471099704
132194b711b5
14114736712c
158c537adea
hex543d7e9b4

22613060020 has 24 divisors (see below), whose sum is σ = 47517490944. Its totient is φ = 9039497376.

The previous prime is 22613059999. The next prime is 22613060027. The reversal of 22613060020 is 2006031622.

It is a happy number.

It is a super-2 number, since 2×226130600202 (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22613059973 and 22613060000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22613060027) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 325464 + ... + 388783.

It is an arithmetic number, because the mean of its divisors is an integer number (1979895456).

Almost surely, 222613060020 is an apocalyptic number.

22613060020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22613060020 is an abundant number, since it is smaller than the sum of its proper divisors (24904430924).

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

22613060020 is a wasteful number, since it uses less digits than its factorization.

22613060020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 715839 (or 715837 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 22613060020 its reverse (2006031622), we get a palindrome (24619091642).

The spelling of 22613060020 in words is "twenty-two billion, six hundred thirteen million, sixty thousand, twenty".

Divisors: 1 2 4 5 10 20 1583 3166 6332 7915 15830 31660 714247 1428494 2856988 3571235 7142470 14284940 1130653001 2261306002 4522612004 5653265005 11306530010 22613060020