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86120607079 = 1321812815411
BaseRepresentation
bin101000000110100110…
…0000010110101100111
322020021220010010111001
41100031030002311213
52402333333411304
6103321355254131
76136102040053
oct1201514026547
9266256103431
1086120607079
1133583923841
121483574a347
1381761aac00
14424d9c0c63
1523909cbda4
hex140d302d67

86120607079 has 12 divisors (see below), whose sum is σ = 93770112072. Its totient is φ = 79056712800.

The previous prime is 86120607077. The next prime is 86120607211. The reversal of 86120607079 is 97070602168.

It is a happy number.

It is not a de Polignac number, because 86120607079 - 21 = 86120607077 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86120607077) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1377117 + ... + 1438294.

It is an arithmetic number, because the mean of its divisors is an integer number (7814176006).

Almost surely, 286120607079 is an apocalyptic number.

86120607079 is a deficient number, since it is larger than the sum of its proper divisors (7649504993).

86120607079 is a wasteful number, since it uses less digits than its factorization.

86120607079 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2815618 (or 2815605 counting only the distinct ones).

The product of its (nonzero) digits is 254016, while the sum is 46.

The spelling of 86120607079 in words is "eighty-six billion, one hundred twenty million, six hundred seven thousand, seventy-nine".

Divisors: 1 13 169 181 2353 30589 2815411 36600343 475804459 509589391 6624662083 86120607079