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23313020995 = 5112192028101
BaseRepresentation
bin10101101101100100…
…000111100001000011
32020011201120011200001
4111231210013201003
5340221113132440
614413154540431
71453501260145
oct255544074103
966151504601
1023313020995
119983657800
124627597717
132276b988a4
1411b22d0c95
15916a41b9a
hex56d907843

23313020995 has 24 divisors (see below), whose sum is σ = 32368507920. Its totient is φ = 16062552000.

The previous prime is 23313020971. The next prime is 23313020999. The reversal of 23313020995 is 59902031332.

It is not a de Polignac number, because 23313020995 - 229 = 22776150083 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23313020999) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1002556 + ... + 1025545.

It is an arithmetic number, because the mean of its divisors is an integer number (1348687830).

Almost surely, 223313020995 is an apocalyptic number.

23313020995 is a deficient number, since it is larger than the sum of its proper divisors (9055486925).

23313020995 is a wasteful number, since it uses less digits than its factorization.

23313020995 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2028147 (or 2028136 counting only the distinct ones).

The product of its (nonzero) digits is 43740, while the sum is 37.

The spelling of 23313020995 in words is "twenty-three billion, three hundred thirteen million, twenty thousand, nine hundred ninety-five".

Divisors: 1 5 11 19 55 95 121 209 605 1045 2299 11495 2028101 10140505 22309111 38533919 111545555 192669595 245400221 423873109 1227001105 2119365545 4662604199 23313020995