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80097768969 = 31931336113487
BaseRepresentation
bin100101010011000110…
…0101111011000001001
321122202011002020210220
41022212030233120021
52303020012101334
6100444005100253
75533616542221
oct1124614573011
9248664066726
1080097768969
1130a73114389
12136346b7689
137726476c8a
143c3bb49081
15213bd82449
hex12a632f609

80097768969 has 32 divisors (see below), whose sum is σ = 116087439360. Its totient is φ = 48937996800.

The previous prime is 80097768943. The next prime is 80097769001. The reversal of 80097768969 is 96986779008.

It is not a de Polignac number, because 80097768969 - 28 = 80097768713 is a prime.

It is a super-3 number, since 3×800977689693 (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (80097718969) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5932144 + ... + 5945630.

It is an arithmetic number, because the mean of its divisors is an integer number (3627732480).

Almost surely, 280097768969 is an apocalyptic number.

It is an amenable number.

80097768969 is a deficient number, since it is larger than the sum of its proper divisors (35989670391).

80097768969 is a wasteful number, since it uses less digits than its factorization.

80097768969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16901.

The product of its (nonzero) digits is 82301184, while the sum is 69.

The spelling of 80097768969 in words is "eighty billion, ninety-seven million, seven hundred sixty-eight thousand, nine hundred sixty-nine".

Divisors: 1 3 19 31 57 93 589 1767 3361 10083 13487 40461 63859 104191 191577 256253 312573 418097 768759 1254291 1979629 5938887 7943843 23831529 45329807 135989421 861266333 1405224017 2583798999 4215672051 26699256323 80097768969