Base | Representation |
---|---|
bin | 10010001100100001010100… |
… | …010000110000000101101001 |
3 | 101111100100010212112012002111 |
4 | 102030201110100300011221 |
5 | 40442113200022231424 |
6 | 442111031214202321 |
7 | 22566430104335104 |
oct | 2214412420600551 |
9 | 344310125465074 |
10 | 80025244336489 |
11 | 235535741a0851 |
12 | 8b855184b33a1 |
13 | 358646aba732a |
14 | 15a935758173b |
15 | 93b990cc2194 |
hex | 48c854430169 |
80025244336489 has 3 divisors (see below), whose sum is σ = 80025253282173. Its totient is φ = 80025235390806.
The previous prime is 80025244336459. The next prime is 80025244336523. The reversal of 80025244336489 is 98463344252008.
The square root of 80025244336489 is 8945683.
It is a perfect power (a square), and thus also a powerful number.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.
It is not a de Polignac number, because 80025244336489 - 221 = 80025242239337 is a prime.
It is a super-2 number, since 2×800252443364892 (a number of 29 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (80025244336409) by changing a digit.
It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 4472842 + ... + 13418524.
It is an arithmetic number, because the mean of its divisors is an integer number (26675084427391).
Almost surely, 280025244336489 is an apocalyptic number.
80025244336489 is the 8945683-rd square number.
80025244336489 is the 4472842-nd centered octagonal number.
It is an amenable number.
80025244336489 is a deficient number, since it is larger than the sum of its proper divisors (8945684).
80025244336489 is an frugal number, since it uses more digits than its factorization.
80025244336489 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17891366 (or 8945683 counting only the distinct ones).
The product of its (nonzero) digits is 39813120, while the sum is 58.
The spelling of 80025244336489 in words is "eighty trillion, twenty-five billion, two hundred forty-four million, three hundred thirty-six thousand, four hundred eighty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.116 sec. • engine limits •