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80270192007 = 3261146211643
BaseRepresentation
bin100101011000001111…
…0011110110110000111
321200012011112020202100
41022300132132312013
52303343132121012
6100513044443143
75541112242255
oct1126036366607
9250164466670
1080270192007
1131051481365
12136823a94b3
1377530c7145
143c569cd5d5
15214c0908dc
hex12b079ed87

80270192007 has 12 divisors (see below), whose sum is σ = 117846585064. Its totient is φ = 52636191120.

The previous prime is 80270192003. The next prime is 80270192063. The reversal of 80270192007 is 70029107208.

It is not a de Polignac number, because 80270192007 - 22 = 80270192003 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 (80270192003) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 73105273 + ... + 73106370.

Almost surely, 280270192007 is an apocalyptic number.

80270192007 is a deficient number, since it is larger than the sum of its proper divisors (37576393057).

80270192007 is a wasteful number, since it uses less digits than its factorization.

80270192007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146211710 (or 146211707 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 36.

The spelling of 80270192007 in words is "eighty billion, two hundred seventy million, one hundred ninety-two thousand, seven".

Divisors: 1 3 9 61 183 549 146211643 438634929 1315904787 8918910223 26756730669 80270192007