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80347076125 = 534431450963
BaseRepresentation
bin100101011010100001…
…1110001011000011101
321200101112012100221021
41022311003301120131
52304022322414000
6100524432404141
75543034610231
oct1126503613035
9250345170837
1080347076125
1131090914558
12136a40a6651
1377660061c4
143c62cc45c1
152153bcb11a
hex12b50f161d

80347076125 has 16 divisors (see below), whose sum is σ = 100499570496. Its totient is φ = 64132520400.

The previous prime is 80347076119. The next prime is 80347076143. The reversal of 80347076125 is 52167074308.

It is not a de Polignac number, because 80347076125 - 25 = 80347076093 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 670107 + ... + 780856.

It is an arithmetic number, because the mean of its divisors is an integer number (6281223156).

Almost surely, 280347076125 is an apocalyptic number.

It is an amenable number.

80347076125 is a deficient number, since it is larger than the sum of its proper divisors (20152494371).

80347076125 is a wasteful number, since it uses less digits than its factorization.

80347076125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1451421 (or 1451411 counting only the distinct ones).

The product of its (nonzero) digits is 282240, while the sum is 43.

The spelling of 80347076125 in words is "eighty billion, three hundred forty-seven million, seventy-six thousand, one hundred twenty-five".

Divisors: 1 5 25 125 443 2215 11075 55375 1450963 7254815 36274075 181370375 642776609 3213883045 16069415225 80347076125