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22263471441 = 322631793997
BaseRepresentation
bin10100101111000000…
…011001110101010001
32010110120122112100100
4110233000121311101
5331043422041231
614121103243013
71415465246001
oct245700316521
963416575310
1022263471441
119495170682
124393ba9469
13213a600353
141112b66001
158a48241e6
hex52f019d51

22263471441 has 12 divisors (see below), whose sum is σ = 32159911732. Its totient is φ = 14841592416.

The previous prime is 22263471421. The next prime is 22263471449. The reversal of 22263471441 is 14417436222.

22263471441 is a `hidden beast` number, since 2 + 2 + 2 + 634 + 7 + 14 + 4 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 19172556225 + 3090915216 = 138465^2 + 55596^2 .

It is not a de Polignac number, because 22263471441 - 214 = 22263455057 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22263471396 and 22263471405.

It is not an unprimeable number, because it can be changed into a prime (22263471449) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 189855 + ... + 283851.

Almost surely, 222263471441 is an apocalyptic number.

It is an amenable number.

22263471441 is a deficient number, since it is larger than the sum of its proper divisors (9896440291).

22263471441 is a wasteful number, since it uses less digits than its factorization.

22263471441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120320 (or 120317 counting only the distinct ones).

The product of its digits is 64512, while the sum is 36.

The spelling of 22263471441 in words is "twenty-two billion, two hundred sixty-three million, four hundred seventy-one thousand, four hundred forty-one".

Divisors: 1 3 9 26317 78951 93997 236853 281991 845973 2473719049 7421157147 22263471441