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23025195 = 335170557
BaseRepresentation
bin101011111010…
…1011000101011
31121022210122000
41113311120223
521343301240
62141302043
7366465564
oct127653053
947283560
1023025195
1111aa7196
127864923
134a0239b
1430b516b
15204c430
hex15f562b

23025195 has 16 divisors (see below), whose sum is σ = 40933920. Its totient is φ = 12280032.

The previous prime is 23025193. The next prime is 23025199. The reversal of 23025195 is 59152032.

It is not a de Polignac number, because 23025195 - 21 = 23025193 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (23025193) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 85144 + ... + 85413.

It is an arithmetic number, because the mean of its divisors is an integer number (2558370).

Almost surely, 223025195 is an apocalyptic number.

23025195 is a deficient number, since it is larger than the sum of its proper divisors (17908725).

23025195 is a wasteful number, since it uses less digits than its factorization.

23025195 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170571 (or 170565 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 27.

The square root of 23025195 is about 4798.4575646764. The cubic root of 23025195 is about 284.4905024509.

It can be divided in two parts, 23025 and 195, that added together give a triangular number (23220 = T215).

The spelling of 23025195 in words is "twenty-three million, twenty-five thousand, one hundred ninety-five".

Divisors: 1 3 5 9 15 27 45 135 170557 511671 852785 1535013 2558355 4605039 7675065 23025195