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79103122068 = 22341627158357
BaseRepresentation
bin100100110101011101…
…0011101101010010100
321120011211110221202210
41021222322131222110
52244000344401233
6100201154233420
75500151305065
oct1115272355224
9246154427683
1079103122068
1130602717453
12133b7585870
1375c8392509
143b859d256c
1520ce8ac163
hex126ae9da94

79103122068 has 24 divisors (see below), whose sum is σ = 184579551072. Its totient is φ = 26366907424.

The previous prime is 79103122067. The next prime is 79103122069. The reversal of 79103122068 is 86022130197.

It is an interprime number because it is at equal distance from previous prime (79103122067) and next prime (79103122069).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79103122067) 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 7 ways as a sum of consecutive naturals, for example, 420346 + ... + 578702.

It is an arithmetic number, because the mean of its divisors is an integer number (7690814628).

Almost surely, 279103122068 is an apocalyptic number.

It is an amenable number.

79103122068 is an abundant number, since it is smaller than the sum of its proper divisors (105476429004).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

79103122068 is a wasteful number, since it uses less digits than its factorization.

79103122068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199991 (or 199989 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 39.

The spelling of 79103122068 in words is "seventy-nine billion, one hundred three million, one hundred twenty-two thousand, sixty-eight".

Divisors: 1 2 3 4 6 12 41627 83254 124881 158357 166508 249762 316714 475071 499524 633428 950142 1900284 6591926839 13183853678 19775780517 26367707356 39551561034 79103122068