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80011000379 = 1271633865079
BaseRepresentation
bin100101010000100000…
…1101111101000111011
321122112002210221200102
41022201001233220323
52302330304003004
6100431225230015
75531514165452
oct1124101575073
9248462727612
1080011000379
1130a2913a902
121360b63230b
1377114b6b0b
143c303ddb99
15213444311e
hex12a106fa3b

80011000379 has 8 divisors (see below), whose sum is σ = 81135759360. Its totient is φ = 78893972136.

The previous prime is 80011000369. The next prime is 80011000393. The reversal of 80011000379 is 97300011008.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-80011000379 is a prime.

It is a pancake number, because a pancake can be divided into 80011000379 parts by 400027 straight cuts.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (80011000369) 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, 1911839 + ... + 1953240.

It is an arithmetic number, because the mean of its divisors is an integer number (10141969920).

Almost surely, 280011000379 is an apocalyptic number.

80011000379 is a deficient number, since it is larger than the sum of its proper divisors (1124758981).

80011000379 is a wasteful number, since it uses less digits than its factorization.

80011000379 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3865369.

The product of its (nonzero) digits is 1512, while the sum is 29.

The spelling of 80011000379 in words is "eighty billion, eleven million, three hundred seventy-nine", and thus it is an aban number.

Divisors: 1 127 163 20701 3865079 490865033 630007877 80011000379