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22313005652 = 2272927479071
BaseRepresentation
bin10100110001111101…
…010111001001010100
32010121000212010111202
4110301331113021110
5331144112140102
614130033052032
71416636263420
oct246175271124
963530763452
1022313005652
119510123443
1243a86b7018
132147954732
14111957bb80
158a8d5ae02
hex531f57254

22313005652 has 24 divisors (see below), whose sum is σ = 46164840960. Its totient is φ = 9232967520.

The previous prime is 22313005643. The next prime is 22313005657. The reversal of 22313005652 is 25650031322.

It is a super-3 number, since 3×223130056523 (a number of 32 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22313005657) 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, 13738724 + ... + 13740347.

It is an arithmetic number, because the mean of its divisors is an integer number (1923535040).

Almost surely, 222313005652 is an apocalyptic number.

It is an amenable number.

22313005652 is an abundant number, since it is smaller than the sum of its proper divisors (23851835308).

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

22313005652 is a wasteful number, since it uses less digits than its factorization.

22313005652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27479111 (or 27479109 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 29.

Adding to 22313005652 its reverse (25650031322), we get a palindrome (47963036974).

The spelling of 22313005652 in words is "twenty-two billion, three hundred thirteen million, five thousand, six hundred fifty-two".

Divisors: 1 2 4 7 14 28 29 58 116 203 406 812 27479071 54958142 109916284 192353497 384706994 769413988 796893059 1593786118 3187572236 5578251413 11156502826 22313005652