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23043641335 = 5111332228869
BaseRepresentation
bin10101011101100000…
…100000111111110111
32012110221200021020121
4111131200200333313
5334143133010320
614330333112411
71444020501541
oct253540407767
965427607217
1023043641335
119855597890
124571328707
13223312c240
14118860c691
158ed0808aa
hex55d820ff7

23043641335 has 16 divisors (see below), whose sum is σ = 32486700960. Its totient is φ = 15469856640.

The previous prime is 23043641333. The next prime is 23043641371. The reversal of 23043641335 is 53314634032.

It is not a de Polignac number, because 23043641335 - 21 = 23043641333 is a prime.

It is a super-2 number, since 2×230436413352 (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 23043641335.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23043641333) 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, 16113720 + ... + 16115149.

It is an arithmetic number, because the mean of its divisors is an integer number (2030418810).

Almost surely, 223043641335 is an apocalyptic number.

23043641335 is a deficient number, since it is larger than the sum of its proper divisors (9443059625).

23043641335 is a wasteful number, since it uses less digits than its factorization.

23043641335 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32228898.

The product of its (nonzero) digits is 77760, while the sum is 34.

The spelling of 23043641335 in words is "twenty-three billion, forty-three million, six hundred forty-one thousand, three hundred thirty-five".

Divisors: 1 5 11 13 55 65 143 715 32228869 161144345 354517559 418975297 1772587795 2094876485 4608728267 23043641335