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23002514542 = 2713711992969
BaseRepresentation
bin10101011011000011…
…101000010001101110
32012101002021210220001
4111123003220101232
5334102120431132
614322303414514
71443011101420
oct253303502156
965332253801
1023002514542
1198343576a7
12455b5b443a
13222775c867
141182d84810
158e9659ce7
hex55b0e846e

23002514542 has 16 divisors (see below), whose sum is σ = 39720716640. Its totient is φ = 9786261888.

The previous prime is 23002514537. The next prime is 23002514543. The reversal of 23002514542 is 24541520032.

It is a self number, because there is not a number n which added to its sum of digits gives 23002514542.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23002514543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5994567 + ... + 5998402.

It is an arithmetic number, because the mean of its divisors is an integer number (2482544790).

Almost surely, 223002514542 is an apocalyptic number.

23002514542 is a deficient number, since it is larger than the sum of its proper divisors (16718202098).

23002514542 is a wasteful number, since it uses less digits than its factorization.

23002514542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11993115.

The product of its (nonzero) digits is 9600, while the sum is 28.

The spelling of 23002514542 in words is "twenty-three billion, two million, five hundred fourteen thousand, five hundred forty-two".

Divisors: 1 2 7 14 137 274 959 1918 11992969 23985938 83950783 167901566 1643036753 3286073506 11501257271 23002514542