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23093025 = 3521631889
BaseRepresentation
bin101100000010…
…1111100100001
31121110020200020
41120011330201
521402434100
62142544053
7400200414
oct130057441
947406606
1023093025
111204314a
127898029
134a27217
1430d1b7b
1520625a0
hex1605f21

23093025 has 24 divisors (see below), whose sum is σ = 38435040. Its totient is φ = 12234240.

The previous prime is 23093023. The next prime is 23093087. The reversal of 23093025 is 52039032.

It is not a de Polignac number, because 23093025 - 21 = 23093023 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23092986 and 23093004.

It is not an unprimeable number, because it can be changed into a prime (23093023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11281 + ... + 13169.

It is an arithmetic number, because the mean of its divisors is an integer number (1601460).

Almost surely, 223093025 is an apocalyptic number.

23093025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

23093025 is a deficient number, since it is larger than the sum of its proper divisors (15342015).

23093025 is a wasteful number, since it uses less digits than its factorization.

23093025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2065 (or 2060 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 24.

The square root of 23093025 is about 4805.5202631973. The cubic root of 23093025 is about 284.7695890878.

The spelling of 23093025 in words is "twenty-three million, ninety-three thousand, twenty-five".

Divisors: 1 3 5 15 25 75 163 489 815 1889 2445 4075 5667 9445 12225 28335 47225 141675 307907 923721 1539535 4618605 7697675 23093025