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80700161375 = 53752385817
BaseRepresentation
bin100101100101000011…
…0101011110101011111
321201022010120221211202
41023022012223311133
52310233220131000
6101023444310115
75554553024261
oct1131206536537
9251263527752
1080700161375
1131252156749
12137823a233b
1377c11cc7a2
143c97b55b31
152174bc3dd5
hex12ca1abd5f

80700161375 has 16 divisors (see below), whose sum is σ = 100728362592. Its totient is φ = 64550795200.

The previous prime is 80700161371. The next prime is 80700161393. The reversal of 80700161375 is 57316100708.

It is not a de Polignac number, because 80700161375 - 22 = 80700161371 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80700161371) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 897467 + ... + 983283.

It is an arithmetic number, because the mean of its divisors is an integer number (6295522662).

Almost surely, 280700161375 is an apocalyptic number.

80700161375 is a deficient number, since it is larger than the sum of its proper divisors (20028201217).

80700161375 is an equidigital number, since it uses as much as digits as its factorization.

80700161375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93355 (or 93345 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 38.

The spelling of 80700161375 in words is "eighty billion, seven hundred million, one hundred sixty-one thousand, three hundred seventy-five".

Divisors: 1 5 25 125 7523 37615 85817 188075 429085 940375 2145425 10727125 645601291 3228006455 16140032275 80700161375