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80560501051 = 1722141130199
BaseRepresentation
bin100101100000111000…
…1111011000100111011
321200221101210110220011
41023001301323010323
52304441442013201
6101001535042351
75551235650312
oct1130161730473
9250841713804
1080560501051
1131190336898
12137436703b7
13779b2b0c44
143c8339d279
1521677d8151
hex12c1c7b13b

80560501051 has 12 divisors (see below), whose sum is σ = 85618738800. Its totient is φ = 75785651840.

The previous prime is 80560501037. The next prime is 80560501129. The reversal of 80560501051 is 15010506508.

It is not a de Polignac number, because 80560501051 - 29 = 80560500539 is a prime.

It is not an unprimeable number, because it can be changed into a prime (80560501001) 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 11 ways as a sum of consecutive naturals, for example, 553650 + ... + 683848.

It is an arithmetic number, because the mean of its divisors is an integer number (7134894900).

Almost surely, 280560501051 is an apocalyptic number.

80560501051 is a deficient number, since it is larger than the sum of its proper divisors (5058237749).

80560501051 is a wasteful number, since it uses less digits than its factorization.

80560501051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132374 (or 132357 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 31.

The spelling of 80560501051 in words is "eighty billion, five hundred sixty million, five hundred one thousand, fifty-one".

Divisors: 1 17 289 2141 36397 130199 618749 2213383 37627511 278756059 4738853003 80560501051