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79962760061 = 1941102647959
BaseRepresentation
bin100101001111000100…
…1101110001101111101
321122101202001002101222
41022132021232031331
52302230431310221
6100422343243125
75530360150232
oct1123611561575
9248352032358
1079962760061
1130a03991178
12135b74494a5
1377044c6652
143c27c43789
1521300b49ab
hex129e26e37d

79962760061 has 8 divisors (see below), whose sum is σ = 86224286400. Its totient is φ = 73906529760.

The previous prime is 79962760021. The next prime is 79962760091. The reversal of 79962760061 is 16006726997.

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 79962760061 - 226 = 79895651197 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 79962759985 and 79962760012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79962760021) 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, 51323201 + ... + 51324758.

It is an arithmetic number, because the mean of its divisors is an integer number (10778035800).

Almost surely, 279962760061 is an apocalyptic number.

It is an amenable number.

79962760061 is a deficient number, since it is larger than the sum of its proper divisors (6261526339).

79962760061 is a wasteful number, since it uses less digits than its factorization.

79962760061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102648019.

The product of its (nonzero) digits is 1714608, while the sum is 53.

The spelling of 79962760061 in words is "seventy-nine billion, nine hundred sixty-two million, seven hundred sixty thousand, sixty-one".

Divisors: 1 19 41 779 102647959 1950311221 4208566319 79962760061