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80470322418 = 2319768079799
BaseRepresentation
bin100101011110001100…
…1111010110011110010
321200201010002221001210
41022330121322303302
52304300400304133
6100544554140550
75546062311663
oct1127431726362
9250633087053
1080470322418
11311444432a2
1213719421756
1377856c88c5
143c7540736a
15215e923763
hex12bc67acf2

80470322418 has 16 divisors (see below), whose sum is σ = 161757604800. Its totient is φ = 26687280816.

The previous prime is 80470322417. The next prime is 80470322461. The reversal of 80470322418 is 81422307408.

It is not an unprimeable number, because it can be changed into a prime (80470322417) 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, 34038718 + ... + 34041081.

It is an arithmetic number, because the mean of its divisors is an integer number (10109850300).

Almost surely, 280470322418 is an apocalyptic number.

80470322418 is an abundant number, since it is smaller than the sum of its proper divisors (81287282382).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

80470322418 is a wasteful number, since it uses less digits than its factorization.

80470322418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68080001.

The product of its (nonzero) digits is 86016, while the sum is 39.

The spelling of 80470322418 in words is "eighty billion, four hundred seventy million, three hundred twenty-two thousand, four hundred eighteen".

Divisors: 1 2 3 6 197 394 591 1182 68079799 136159598 204239397 408478794 13411720403 26823440806 40235161209 80470322418