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23141004551 = 721326735597
BaseRepresentation
bin10101100011010011…
…111011010100000111
32012201201212211110122
4111203103323110013
5334343044121201
614344132012155
71446312202400
oct254323732407
965651784418
1023141004551
1198a5548255
124599a6105b
13224a35b802
1411975149a7
159068b3e1b
hex5634fb507

23141004551 has 12 divisors (see below), whose sum is σ = 26921913048. Its totient is φ = 19833094512.

The previous prime is 23141004547. The next prime is 23141004613. The reversal of 23141004551 is 15540014132.

It is not a de Polignac number, because 23141004551 - 22 = 23141004547 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 23141004551.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23141004521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 632285 + ... + 667881.

It is an arithmetic number, because the mean of its divisors is an integer number (2243492754).

Almost surely, 223141004551 is an apocalyptic number.

23141004551 is a deficient number, since it is larger than the sum of its proper divisors (3780908497).

23141004551 is a wasteful number, since it uses less digits than its factorization.

23141004551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48878 (or 48871 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 26.

Adding to 23141004551 its reverse (15540014132), we get a palindrome (38681018683).

The spelling of 23141004551 in words is "twenty-three billion, one hundred forty-one million, four thousand, five hundred fifty-one".

Divisors: 1 7 49 13267 35597 92869 249179 650083 1744253 472265399 3305857793 23141004551