Base | Representation |
---|---|
bin | 1100101000001111… |
… | …10001111101000000 |
3 | 122111111211110100222 |
4 | 12110013301331000 |
5 | 102341142104010 |
6 | 3040435402212 |
7 | 330005226353 |
oct | 62407617500 |
9 | 18444743328 |
10 | 6780034880 |
11 | 296a175613 |
12 | 1392753368 |
13 | 84087b378 |
14 | 48465c29a |
15 | 29a369355 |
hex | 1941f1f40 |
6780034880 has 42 divisors (see below), whose sum is σ = 16148466306. Its totient is φ = 2711424768.
The previous prime is 6780034853. The next prime is 6780034897. The reversal of 6780034880 is 884300876.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 5424027904 + 1356006976 = 73648^2 + 36824^2 .
It is a super-2 number, since 2×67800348802 = 91937745948033228800, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1470659 + ... + 1475261.
It is an arithmetic number, because the mean of its divisors is an integer number (384487293).
Almost surely, 26780034880 is an apocalyptic number.
It is an amenable number.
6780034880 is an abundant number, since it is smaller than the sum of its proper divisors (9368431426).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6780034880 is an frugal number, since it uses more digits than its factorization.
6780034880 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9223 (or 4610 counting only the distinct ones).
The product of its (nonzero) digits is 258048, while the sum is 44.
The square root of 6780034880 is about 82340.9672034523. The cubic root of 6780034880 is about 1892.6805073683.
The spelling of 6780034880 in words is "six billion, seven hundred eighty million, thirty-four thousand, eight hundred eighty".
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