Base | Representation |
---|---|
bin | 1100111010000010… |
… | …01110011010010100 |
3 | 122212220201111020020 |
4 | 12131001032122110 |
5 | 103142400431010 |
6 | 3103331105140 |
7 | 333500113665 |
oct | 63501163224 |
9 | 18786644206 |
10 | 6929311380 |
11 | 2a36463222 |
12 | 14147421b0 |
13 | 865785b64 |
14 | 49a3d936c |
15 | 2a8504470 |
hex | 19d04e694 |
6929311380 has 48 divisors (see below), whose sum is σ = 19424961024. Its totient is φ = 1845636480.
The previous prime is 6929311369. The next prime is 6929311387. The reversal of 6929311380 is 831139296.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (6929311387) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16516 + ... + 118875.
It is an arithmetic number, because the mean of its divisors is an integer number (404686688).
Almost surely, 26929311380 is an apocalyptic number.
6929311380 is a gapful number since it is divisible by the number (60) formed by its first and last digit.
It is an amenable number.
6929311380 is an abundant number, since it is smaller than the sum of its proper divisors (12495649644).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6929311380 is a wasteful number, since it uses less digits than its factorization.
6929311380 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 136256 (or 136254 counting only the distinct ones).
The product of its (nonzero) digits is 69984, while the sum is 42.
The square root of 6929311380 is about 83242.4854266137. The cubic root of 6929311380 is about 1906.4702202912.
The spelling of 6929311380 in words is "six billion, nine hundred twenty-nine million, three hundred eleven thousand, three hundred eighty".
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