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22530960317 = 22998388473
BaseRepresentation
bin10100111110111100…
…110010101110111101
32011011012222101002202
4110332330302232331
5332120411212232
614203420401245
71425224000645
oct247674625675
964135871082
1022530960317
119612159a68
1244496a6225
132180b571a8
14113a4b5525
158bd060162
hex53ef32bbd

22530960317 has 4 divisors (see below), whose sum is σ = 22629349020. Its totient is φ = 22432571616.

The previous prime is 22530960307. The next prime is 22530960341. The reversal of 22530960317 is 71306903522.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 20350163716 + 2180796601 = 142654^2 + 46699^2 .

It is a cyclic number.

It is not a de Polignac number, because 22530960317 - 210 = 22530959293 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22530960307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49194008 + ... + 49194465.

It is an arithmetic number, because the mean of its divisors is an integer number (5657337255).

Almost surely, 222530960317 is an apocalyptic number.

It is an amenable number.

22530960317 is a deficient number, since it is larger than the sum of its proper divisors (98388703).

22530960317 is an equidigital number, since it uses as much as digits as its factorization.

22530960317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98388702.

The product of its (nonzero) digits is 68040, while the sum is 38.

The spelling of 22530960317 in words is "twenty-two billion, five hundred thirty million, nine hundred sixty thousand, three hundred seventeen".

Divisors: 1 229 98388473 22530960317