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23012300013 = 357791114593
BaseRepresentation
bin10101011011101000…
…111101010011101101
32012101202200222000220
4111123220331103231
5334112122100023
614323253241553
71443160215453
oct253350752355
965352628026
1023012300013
11983993066a
1245629332b9
1322297a7891
1411843b09d3
158ea43e3e3
hex55ba3d4ed

23012300013 has 16 divisors (see below), whose sum is σ = 30772091136. Its totient is φ = 15297085440.

The previous prime is 23012299993. The next prime is 23012300021. The reversal of 23012300013 is 31000321032.

It is not a de Polignac number, because 23012300013 - 26 = 23012299949 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23012299965 and 23012300001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23012700013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1569645 + ... + 1584237.

It is an arithmetic number, because the mean of its divisors is an integer number (1923255696).

Almost surely, 223012300013 is an apocalyptic number.

It is an amenable number.

23012300013 is a deficient number, since it is larger than the sum of its proper divisors (7759791123).

23012300013 is a wasteful number, since it uses less digits than its factorization.

23012300013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16084.

The product of its (nonzero) digits is 108, while the sum is 15.

Adding to 23012300013 its reverse (31000321032), we get a palindrome (54012621045).

The spelling of 23012300013 in words is "twenty-three billion, twelve million, three hundred thousand, thirteen".

Divisors: 1 3 577 911 1731 2733 14593 43779 525647 1576941 8420161 13294223 25260483 39882669 7670766671 23012300013