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23738025 = 352316507
BaseRepresentation
bin101101010001…
…1011010101001
31122200000110010
41122203122221
522034104100
62204442133
7405525033
oct132433251
948600403
1023738025
1112443803
127b49349
134bc198c
14321cc53
15213d750
hex16a36a9

23738025 has 12 divisors (see below), whose sum is σ = 39246992. Its totient is φ = 12660240.

The previous prime is 23738017. The next prime is 23738041. The reversal of 23738025 is 52083732.

It is not a de Polignac number, because 23738025 - 23 = 23738017 is a prime.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23737983 and 23738001.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 158179 + ... + 158328.

Almost surely, 223738025 is an apocalyptic number.

23738025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

23738025 is a deficient number, since it is larger than the sum of its proper divisors (15508967).

23738025 is a wasteful number, since it uses less digits than its factorization.

23738025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 316520 (or 316515 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 30.

The square root of 23738025 is about 4872.1684084194. The cubic root of 23738025 is about 287.3965349183.

The spelling of 23738025 in words is "twenty-three million, seven hundred thirty-eight thousand, twenty-five".

Divisors: 1 3 5 15 25 75 316507 949521 1582535 4747605 7912675 23738025