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86251033028 = 22314871428281
BaseRepresentation
bin101000001010011110…
…1100101000111000100
322020121222112110020202
41100110331211013010
52403120231024103
6103342334550032
76142244453456
oct1202475450704
9266558473222
1086251033028
1133640506786
1214871368318
138197215524
1442630522d6
15239c191988
hex1414f651c4

86251033028 has 24 divisors (see below), whose sum is σ = 156128361984. Its totient is φ = 41648644800.

The previous prime is 86251033027. The next prime is 86251033049. The reversal of 86251033028 is 82033015268.

It is a junction number, because it is equal to n+sod(n) for n = 86251032982 and 86251033000.

It is not an unprimeable number, because it can be changed into a prime (86251033027) 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, 653753 + ... + 774528.

It is an arithmetic number, because the mean of its divisors is an integer number (6505348416).

Almost surely, 286251033028 is an apocalyptic number.

It is an amenable number.

86251033028 is a deficient number, since it is larger than the sum of its proper divisors (69877328956).

86251033028 is a wasteful number, since it uses less digits than its factorization.

86251033028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1428803 (or 1428801 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 38.

The spelling of 86251033028 in words is "eighty-six billion, two hundred fifty-one million, thirty-three thousand, twenty-eight".

Divisors: 1 2 4 31 62 124 487 974 1948 15097 30194 60388 1428281 2856562 5713124 44276711 88553422 177106844 695572847 1391145694 2782291388 21562758257 43125516514 86251033028