Base | Representation |
---|---|
bin | 100101011100111010… |
… | …0011110111101000111 |
3 | 21200121002111121120002 |
4 | 1022321310132331013 |
5 | 2304203300021232 |
6 | 100540404431515 |
7 | 5545024556051 |
oct | 1127164367507 |
9 | 250532447502 |
10 | 80426954567 |
11 | 31121a123a3 |
12 | 137069a859b |
13 | 777972315b |
14 | 3c6d7588d1 |
15 | 215ac08b62 |
hex | 12b9d1ef47 |
80426954567 has 8 divisors (see below), whose sum is σ = 81184810896. Its totient is φ = 79669213312.
The previous prime is 80426954563. The next prime is 80426954579. The reversal of 80426954567 is 76545962408.
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 80426954567 - 22 = 80426954563 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 (80426954561) 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, 2140313 + ... + 2177565.
It is an arithmetic number, because the mean of its divisors is an integer number (10148101362).
Almost surely, 280426954567 is an apocalyptic number.
80426954567 is a deficient number, since it is larger than the sum of its proper divisors (757856329).
80426954567 is a wasteful number, since it uses less digits than its factorization.
80426954567 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 57537.
The product of its (nonzero) digits is 14515200, while the sum is 56.
The spelling of 80426954567 in words is "eighty billion, four hundred twenty-six million, nine hundred fifty-four thousand, five hundred sixty-seven".
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