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23116472 = 2323731721
BaseRepresentation
bin101100000101…
…1101010111000
31121111102211122
41120023222320
521404211342
62143244412
7400325651
oct130135270
947442748
1023116472
1112059825
1278a9708
134a34ab2
1430da528
1520694d2
hex160bab8

23116472 has 32 divisors (see below), whose sum is σ = 45874080. Its totient is φ = 10897920.

The previous prime is 23116469. The next prime is 23116477. The reversal of 23116472 is 27461132.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23116477) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12572 + ... + 14292.

It is an arithmetic number, because the mean of its divisors is an integer number (1433565).

Almost surely, 223116472 is an apocalyptic number.

It is an amenable number.

23116472 is a deficient number, since it is larger than the sum of its proper divisors (22757608).

23116472 is a wasteful number, since it uses less digits than its factorization.

23116472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1823 (or 1819 counting only the distinct ones).

The product of its digits is 2016, while the sum is 26.

The square root of 23116472 is about 4807.9592344362. The cubic root of 23116472 is about 284.8659346878.

The spelling of 23116472 in words is "twenty-three million, one hundred sixteen thousand, four hundred seventy-two".

Divisors: 1 2 4 8 23 46 73 92 146 184 292 584 1679 1721 3358 3442 6716 6884 13432 13768 39583 79166 125633 158332 251266 316664 502532 1005064 2889559 5779118 11558236 23116472