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23030033120 = 255251573457
BaseRepresentation
bin10101011100101100…
…100110101011100000
32012110000001220021122
4111130230212223200
5334131142024440
614325125311412
71443464023463
oct253454465340
965400056248
1023030033120
119848942826
124568865568
132230376243
1411868a92da
158ebc937b5
hex55cb26ae0

23030033120 has 48 divisors (see below), whose sum is σ = 54625315248. Its totient is φ = 9175296000.

The previous prime is 23030033119. The next prime is 23030033183. The reversal of 23030033120 is 2133003032.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 246569 + ... + 326888.

It is an arithmetic number, because the mean of its divisors is an integer number (1138027401).

Almost surely, 223030033120 is an apocalyptic number.

23030033120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23030033120 is an abundant number, since it is smaller than the sum of its proper divisors (31595282128).

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

23030033120 is a wasteful number, since it uses less digits than its factorization.

23030033120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 573723 (or 573715 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 17.

Adding to 23030033120 its reverse (2133003032), we get a palindrome (25163036152).

The spelling of 23030033120 in words is "twenty-three billion, thirty million, thirty-three thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 16 20 32 40 80 160 251 502 1004 1255 2008 2510 4016 5020 8032 10040 20080 40160 573457 1146914 2293828 2867285 4587656 5734570 9175312 11469140 18350624 22938280 45876560 91753120 143937707 287875414 575750828 719688535 1151501656 1439377070 2303003312 2878754140 4606006624 5757508280 11515016560 23030033120