Base | Representation |
---|---|
bin | 1101000000011010… |
… | …01011000010111001 |
3 | 200000122022201111011 |
4 | 12200031023002321 |
5 | 103300042244334 |
6 | 3112521033521 |
7 | 335016415342 |
oct | 64015130271 |
9 | 20018281434 |
10 | 6982774969 |
11 | 2a6365a205 |
12 | 142a6258a1 |
13 | 873884911 |
14 | 4a35550c9 |
15 | 2ad065564 |
hex | 1a034b0b9 |
6982774969 has 3 divisors (see below), whose sum is σ = 6982858533. Its totient is φ = 6982691406.
The previous prime is 6982774961. The next prime is 6982775027. The reversal of 6982774969 is 9694772896.
The square root of 6982774969 is 83563.
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 6982774969 - 23 = 6982774961 is a prime.
It is a super-2 number, since 2×69827749692 = 97518292535385901922, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (6982774961) 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, 41782 + ... + 125344.
It is an arithmetic number, because the mean of its divisors is an integer number (2327619511).
Almost surely, 26982774969 is an apocalyptic number.
6982774969 is the 83563-rd square number.
6982774969 is the 41782-nd centered octagonal number.
It is an amenable number.
6982774969 is a deficient number, since it is larger than the sum of its proper divisors (83564).
6982774969 is an frugal number, since it uses more digits than its factorization.
6982774969 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 167126 (or 83563 counting only the distinct ones).
The product of its digits is 82301184, while the sum is 67.
The cubic root of 6982774969 is about 1911.3608321499.
The spelling of 6982774969 in words is "six billion, nine hundred eighty-two million, seven hundred seventy-four thousand, nine hundred sixty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •