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23304356123 = 2931712172083
BaseRepresentation
bin10101101101000011…
…000100000100011011
32020011010020221200212
4111231003010010123
5340211403343443
614412245121335
71453334521136
oct255503040433
966133227625
1023304356123
119979779754
1246246b924b
132275153949
1411b10b721d
15915dce618
hex56d0c411b

23304356123 has 16 divisors (see below), whose sum is σ = 24215496480. Its totient is φ = 22400587776.

The previous prime is 23304356081. The next prime is 23304356161. The reversal of 23304356123 is 32165340332.

It is a cyclic number.

It is not a de Polignac number, because 23304356123 - 26 = 23304356059 is a prime.

It is a super-2 number, since 2×233043561232 (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 23304356123.

It is not an unprimeable number, because it can be changed into a prime (23304350123) 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, 11186840 + ... + 11188922.

It is an arithmetic number, because the mean of its divisors is an integer number (1513468530).

Almost surely, 223304356123 is an apocalyptic number.

23304356123 is a deficient number, since it is larger than the sum of its proper divisors (911140357).

23304356123 is a wasteful number, since it uses less digits than its factorization.

23304356123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3646.

The product of its (nonzero) digits is 38880, while the sum is 32.

Adding to 23304356123 its reverse (32165340332), we get a palindrome (55469696455).

The spelling of 23304356123 in words is "twenty-three billion, three hundred four million, three hundred fifty-six thousand, one hundred twenty-three".

Divisors: 1 29 317 1217 2083 9193 35293 60407 385789 660311 2535011 11187881 19149019 73515319 803598487 23304356123