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23195088 = 2432723011
BaseRepresentation
bin101100001111…
…0110111010000
31121122102200100
41120132313100
521414220323
62145052400
7401104110
oct130366720
947572610
1023195088
11121028a4
127927100
134a61807
14311b040
152082943
hex161edd0

23195088 has 60 divisors (see below), whose sum is σ = 74190688. Its totient is φ = 6626880.

The previous prime is 23195071. The next prime is 23195101. The reversal of 23195088 is 88059132.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10498 + ... + 12513.

Almost surely, 223195088 is an apocalyptic number.

23195088 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

23195088 is an abundant number, since it is smaller than the sum of its proper divisors (50995600).

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

23195088 is a wasteful number, since it uses less digits than its factorization.

23195088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23032 (or 23023 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 36.

The square root of 23195088 is about 4816.1279052783. The cubic root of 23195088 is about 285.1884994907.

The spelling of 23195088 in words is "twenty-three million, one hundred ninety-five thousand, eighty-eight".

Divisors: 1 2 3 4 6 7 8 9 12 14 16 18 21 24 28 36 42 48 56 63 72 84 112 126 144 168 252 336 504 1008 23011 46022 69033 92044 138066 161077 184088 207099 276132 322154 368176 414198 483231 552264 644308 828396 966462 1104528 1288616 1449693 1656792 1932924 2577232 2899386 3313584 3865848 5798772 7731696 11597544 23195088