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23031024430 = 2527110318243
BaseRepresentation
bin10101011100110000…
…011000101100101110
32012110001221021002211
4111130300120230232
5334131420240210
614325202441034
71443505322551
oct253460305456
965401837084
1023031024430
11984945a597
12456906317a
13223063250b
141186a86698
158ebddc38a
hex55cc18b2e

23031024430 has 32 divisors (see below), whose sum is σ = 41654227968. Its totient is φ = 9168400800.

The previous prime is 23031024427. The next prime is 23031024461. The reversal of 23031024430 is 3442013032.

It is a happy number.

23031024430 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

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 15 ways as a sum of consecutive naturals, for example, 2789889 + ... + 2798131.

It is an arithmetic number, because the mean of its divisors is an integer number (1301694624).

Almost surely, 223031024430 is an apocalyptic number.

23031024430 is a deficient number, since it is larger than the sum of its proper divisors (18623203538).

23031024430 is a wasteful number, since it uses less digits than its factorization.

23031024430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9552.

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 23031024430 its reverse (3442013032), we get a palindrome (26473037462).

The spelling of 23031024430 in words is "twenty-three billion, thirty-one million, twenty-four thousand, four hundred thirty".

Divisors: 1 2 5 10 271 542 1031 1355 2062 2710 5155 8243 10310 16486 41215 82430 279401 558802 1397005 2233853 2794010 4467706 8498533 11169265 16997066 22338530 42492665 84985330 2303102443 4606204886 11515512215 23031024430