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23196995 = 523434691
BaseRepresentation
bin101100001111…
…1010101000011
31121122112021222
41120133111003
521414300440
62145105255
7401112503
oct130372503
947575258
1023196995
1112104278
12792822b
134a62643
14311ba03
1520832b5
hex161f543

23196995 has 16 divisors (see below), whose sum is σ = 29728512. Its totient is φ = 17334240.

The previous prime is 23196989. The next prime is 23196997. The reversal of 23196995 is 59969132.

It is not a de Polignac number, because 23196995 - 222 = 19002691 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23196997) 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 15 ways as a sum of consecutive naturals, for example, 2600 + ... + 7290.

It is an arithmetic number, because the mean of its divisors is an integer number (1858032).

Almost surely, 223196995 is an apocalyptic number.

23196995 is a deficient number, since it is larger than the sum of its proper divisors (6531517).

23196995 is a wasteful number, since it uses less digits than its factorization.

23196995 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4762.

The product of its digits is 131220, while the sum is 44.

The square root of 23196995 is about 4816.3258818315. The cubic root of 23196995 is about 285.1963149323.

The spelling of 23196995 in words is "twenty-three million, one hundred ninety-six thousand, nine hundred ninety-five".

Divisors: 1 5 23 43 115 215 989 4691 4945 23455 107893 201713 539465 1008565 4639399 23196995