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23054025 = 3521492063
BaseRepresentation
bin101011111110…
…0011011001001
31121101021011210
41113330123021
521400212100
62142043333
7366645621
oct127743311
947337153
1023054025
1112016915
127879549
134a12547
1430c1881
152055c50
hex15fc6c9

23054025 has 24 divisors (see below), whose sum is σ = 38390400. Its totient is φ = 12207040.

The previous prime is 23054021. The next prime is 23054033. The reversal of 23054025 is 52045032.

It is not a de Polignac number, because 23054025 - 22 = 23054021 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23053992 and 23054010.

It is not an unprimeable number, because it can be changed into a prime (23054021) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10144 + ... + 12206.

It is an arithmetic number, because the mean of its divisors is an integer number (1599600).

Almost surely, 223054025 is an apocalyptic number.

23054025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

23054025 is a deficient number, since it is larger than the sum of its proper divisors (15336375).

23054025 is a wasteful number, since it uses less digits than its factorization.

23054025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2225 (or 2220 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 21.

The square root of 23054025 is about 4801.4607152407. The cubic root of 23054025 is about 284.6091904123.

Adding to 23054025 its reverse (52045032), we get a palindrome (75099057).

The spelling of 23054025 in words is "twenty-three million, fifty-four thousand, twenty-five".

Divisors: 1 3 5 15 25 75 149 447 745 2063 2235 3725 6189 10315 11175 30945 51575 154725 307387 922161 1536935 4610805 7684675 23054025