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5561110105051 = 19312209937481
BaseRepresentation
bin101000011101100101111…
…1111100000101111011011
3201200122012022202211020211
41100323023333200233123
51212103123141330201
615454423321231551
71112530330650214
oct120731377405733
921618168684224
105561110105051
1118544a9749406
127599446325b7
1331454494a4c7
14153232a6c40b
15999cd287651
hex50ecbfe0bdb

5561110105051 has 8 divisors (see below), whose sum is σ = 5853825104400. Its totient is φ = 5268397605120.

The previous prime is 5561110105049. The next prime is 5561110105063. The reversal of 5561110105051 is 1505010111655.

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

It is not a de Polignac number, because 5561110105051 - 21 = 5561110105049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5561110105751) 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, 5463231 + ... + 6400711.

It is an arithmetic number, because the mean of its divisors is an integer number (731728138050).

Almost surely, 25561110105051 is an apocalyptic number.

5561110105051 is a deficient number, since it is larger than the sum of its proper divisors (292714999349).

5561110105051 is a wasteful number, since it uses less digits than its factorization.

5561110105051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1249709.

The product of its (nonzero) digits is 3750, while the sum is 31.

The spelling of 5561110105051 in words is "five trillion, five hundred sixty-one billion, one hundred ten million, one hundred five thousand, fifty-one".

Divisors: 1 19 312209 937481 5931971 17812139 292690005529 5561110105051