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80508052528 = 245031753283
BaseRepresentation
bin100101011111010100…
…1110110010000110000
321200210202002211001021
41022332221312100300
52304340030140103
6100552422545224
75550031104211
oct1127651662060
9250722084037
1080508052528
1131163773502
1213729b98214
137790479207
143c7a429408
152162dc7bbd
hex12bea76430

80508052528 has 10 divisors (see below), whose sum is σ = 155984351804. Its totient is φ = 40254026256.

The previous prime is 80508052523. The next prime is 80508052591. The reversal of 80508052528 is 82525080508.

It is not an unprimeable number, because it can be changed into a prime (80508052523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2515876626 + ... + 2515876657.

Almost surely, 280508052528 is an apocalyptic number.

It is an amenable number.

80508052528 is a deficient number, since it is larger than the sum of its proper divisors (75476299276).

80508052528 is a wasteful number, since it uses less digits than its factorization.

80508052528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5031753291 (or 5031753285 counting only the distinct ones).

The product of its (nonzero) digits is 256000, while the sum is 43.

The spelling of 80508052528 in words is "eighty billion, five hundred eight million, fifty-two thousand, five hundred twenty-eight".

Divisors: 1 2 4 8 16 5031753283 10063506566 20127013132 40254026264 80508052528