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22313396 = 2271634889
BaseRepresentation
bin101010100011…
…1100110110100
31112222122020002
41111013212310
521203012041
62114130432
7360442430
oct125074664
945878202
1022313396
1111660426
127580a18
1348133c1
142d6b9c0
151e5b59b
hex15479b4

22313396 has 24 divisors (see below), whose sum is σ = 44909760. Its totient is φ = 9502272.

The previous prime is 22313393. The next prime is 22313411. The reversal of 22313396 is 69331322.

It is a super-3 number, since 3×223133963 (a number of 23 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22313393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2120 + ... + 7008.

It is an arithmetic number, because the mean of its divisors is an integer number (1871240).

Almost surely, 222313396 is an apocalyptic number.

It is an amenable number.

22313396 is an abundant number, since it is smaller than the sum of its proper divisors (22596364).

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

22313396 is a wasteful number, since it uses less digits than its factorization.

22313396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5063 (or 5061 counting only the distinct ones).

The product of its digits is 5832, while the sum is 29.

The square root of 22313396 is about 4723.7057486681. The cubic root of 22313396 is about 281.5281918370.

The spelling of 22313396 in words is "twenty-two million, three hundred thirteen thousand, three hundred ninety-six".

Divisors: 1 2 4 7 14 28 163 326 652 1141 2282 4564 4889 9778 19556 34223 68446 136892 796907 1593814 3187628 5578349 11156698 22313396