Base | Representation |
---|---|
bin | 100101010100010001… |
… | …0011010001011100001 |
3 | 21122211212220120210202 |
4 | 1022220202122023201 |
5 | 2303110033104440 |
6 | 100451530034545 |
7 | 5534604202301 |
oct | 1125042321341 |
9 | 248755816722 |
10 | 80137003745 |
11 | 30a93282017 |
12 | 13645878a55 |
13 | 7731633416 |
14 | 3c4303d601 |
15 | 2140532615 |
hex | 12a889a2e1 |
80137003745 has 8 divisors (see below), whose sum is σ = 96281255616. Its totient is φ = 64031702256.
The previous prime is 80137003717. The next prime is 80137003757. The reversal of 80137003745 is 54730073108.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 80137003745 - 210 = 80137002721 is a prime.
It is a super-2 number, since 2×801370037452 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 80137003699 and 80137003708.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9733067 + ... + 9741296.
It is an arithmetic number, because the mean of its divisors is an integer number (12035156952).
Almost surely, 280137003745 is an apocalyptic number.
It is an amenable number.
80137003745 is a deficient number, since it is larger than the sum of its proper divisors (16144251871).
80137003745 is a wasteful number, since it uses less digits than its factorization.
80137003745 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19475191.
The product of its (nonzero) digits is 70560, while the sum is 38.
The spelling of 80137003745 in words is "eighty billion, one hundred thirty-seven million, three thousand, seven hundred forty-five".
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