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23013322013 = 117829267227
BaseRepresentation
bin10101011011101100…
…110110110100011101
32012101211121212221202
4111123230312310131
5334112402301023
614323331205245
71443202003163
oct253354666435
965354555852
1023013322013
11983a4694a0
124563146825
132229a74b06
141184599233
158ea592128
hex55bb36d1d

23013322013 has 8 divisors (see below), whose sum is σ = 25108742880. Its totient is φ = 20918451280.

The previous prime is 23013322001. The next prime is 23013322039. The reversal of 23013322013 is 31022331032.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 23013322013 - 28 = 23013321757 is a prime.

It is a super-2 number, since 2×230133220132 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23013022013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47495 + ... + 219732.

It is an arithmetic number, because the mean of its divisors is an integer number (3138592860).

Almost surely, 223013322013 is an apocalyptic number.

It is an amenable number.

23013322013 is a deficient number, since it is larger than the sum of its proper divisors (2095420867).

23013322013 is a wasteful number, since it uses less digits than its factorization.

23013322013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275067.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 23013322013 its reverse (31022331032), we get a palindrome (54035653045).

The spelling of 23013322013 in words is "twenty-three billion, thirteen million, three hundred twenty-two thousand, thirteen".

Divisors: 1 11 7829 86119 267227 2939497 2092120183 23013322013