Search a number
-
+
23078832 = 243768687
BaseRepresentation
bin101100000001…
…0011110110000
31121102112012120
41120002132300
521402010312
62142354240
7400111140
oct130023660
947375176
1023078832
1112033517
12788b980
134a2091a
1430ca920
15205d28c
hex16027b0

23078832 has 40 divisors (see below), whose sum is σ = 68138496. Its totient is φ = 6593856.

The previous prime is 23078827. The next prime is 23078851. The reversal of 23078832 is 23887032.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 23078793 and 23078802.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34008 + ... + 34679.

Almost surely, 223078832 is an apocalyptic number.

It is an amenable number.

23078832 is an abundant number, since it is smaller than the sum of its proper divisors (45059664).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23078832 is a wasteful number, since it uses less digits than its factorization.

23078832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68705 (or 68699 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 33.

The square root of 23078832 is about 4804.0432970572. The cubic root of 23078832 is about 284.7112372250.

The spelling of 23078832 in words is "twenty-three million, seventy-eight thousand, eight hundred thirty-two".

Divisors: 1 2 3 4 6 7 8 12 14 16 21 24 28 42 48 56 84 112 168 336 68687 137374 206061 274748 412122 480809 549496 824244 961618 1098992 1442427 1648488 1923236 2884854 3296976 3846472 5769708 7692944 11539416 23078832