Search a number
-
+
23199008 = 257103567
BaseRepresentation
bin101100001111…
…1110100100000
31121122122001112
41120133310200
521414332013
62145122452
7401121410
oct130376440
947578045
1023199008
1112105838
127929428
134a63531
14311c640
152083ba8
hex161fd20

23199008 has 24 divisors (see below), whose sum is σ = 52198272. Its totient is φ = 9942336.

The previous prime is 23198953. The next prime is 23199017. The reversal of 23199008 is 80099132.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51560 + ... + 52007.

It is an arithmetic number, because the mean of its divisors is an integer number (2174928).

Almost surely, 223199008 is an apocalyptic number.

23199008 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

23199008 is an abundant number, since it is smaller than the sum of its proper divisors (28999264).

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

23199008 is a wasteful number, since it uses less digits than its factorization.

23199008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103584 (or 103576 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 32.

The square root of 23199008 is about 4816.5348540211. The cubic root of 23199008 is about 285.2045643280.

The spelling of 23199008 in words is "twenty-three million, one hundred ninety-nine thousand, eight".

Divisors: 1 2 4 7 8 14 16 28 32 56 112 224 103567 207134 414268 724969 828536 1449938 1657072 2899876 3314144 5799752 11599504 23199008