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22965941 = 29791929
BaseRepresentation
bin101011110011…
…0111010110101
31121012210100102
41113212322311
521334402231
62140123445
7366131045
oct127467265
947183312
1022965941
1111a66719
127836585
1349b141b
14309b725
152039acb
hex15e6eb5

22965941 has 4 divisors (see below), whose sum is σ = 23757900. Its totient is φ = 22173984.

The previous prime is 22965931. The next prime is 22965953. The reversal of 22965941 is 14956922.

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 6522916 + 16443025 = 2554^2 + 4055^2 .

It is a cyclic number.

It is not a de Polignac number, because 22965941 - 210 = 22964917 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22965895 and 22965904.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22965911) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 395936 + ... + 395993.

It is an arithmetic number, because the mean of its divisors is an integer number (5939475).

Almost surely, 222965941 is an apocalyptic number.

It is an amenable number.

22965941 is a deficient number, since it is larger than the sum of its proper divisors (791959).

22965941 is an equidigital number, since it uses as much as digits as its factorization.

22965941 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 791958.

The product of its digits is 38880, while the sum is 38.

The square root of 22965941 is about 4792.2793115594. The cubic root of 22965941 is about 284.2462528904.

The spelling of 22965941 in words is "twenty-two million, nine hundred sixty-five thousand, nine hundred forty-one".

Divisors: 1 29 791929 22965941