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23023688 = 235948779
BaseRepresentation
bin101011111010…
…1000001001000
31121022201120012
41113311001020
521343224223
62141251052
7366461312
oct127650110
947281505
1023023688
1111aa6046
127863a88
134a017ac
1430b47b2
15204bc78
hex15f5048

23023688 has 16 divisors (see below), whose sum is σ = 43902000. Its totient is φ = 11316496.

The previous prime is 23023639. The next prime is 23023691. The reversal of 23023688 is 88632032.

It is a happy number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 23918 + ... + 24861.

It is an arithmetic number, because the mean of its divisors is an integer number (2743875).

Almost surely, 223023688 is an apocalyptic number.

It is an amenable number.

23023688 is a deficient number, since it is larger than the sum of its proper divisors (20878312).

23023688 is a wasteful number, since it uses less digits than its factorization.

23023688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48844 (or 48840 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 32.

The square root of 23023688 is about 4798.3005324802. The cubic root of 23023688 is about 284.4842956770.

The spelling of 23023688 in words is "twenty-three million, twenty-three thousand, six hundred eighty-eight".

Divisors: 1 2 4 8 59 118 236 472 48779 97558 195116 390232 2877961 5755922 11511844 23023688