Base | Representation |
---|---|
bin | 1101000000000111… |
… | …00111111101000000 |
3 | 200000110121112222020 |
4 | 12200003213331000 |
5 | 103243422200221 |
6 | 3112351241440 |
7 | 334656222021 |
oct | 64003477500 |
9 | 20013545866 |
10 | 6980271936 |
11 | 2a621aa690 |
12 | 1429819280 |
13 | 8731b9531 |
14 | 4a30a2c48 |
15 | 2acc1dac6 |
hex | 1a00e7f40 |
6980271936 has 112 divisors (see below), whose sum is σ = 20180978688. Its totient is φ = 2111731200.
The previous prime is 6980271929. The next prime is 6980271937. The reversal of 6980271936 is 6391720896.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (6980271937) 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, 1457001 + ... + 1461783.
Almost surely, 26980271936 is an apocalyptic number.
6980271936 is a gapful number since it is divisible by the number (66) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 6980271936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10090489344).
6980271936 is an abundant number, since it is smaller than the sum of its proper divisors (13200706752).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6980271936 is a wasteful number, since it uses less digits than its factorization.
6980271936 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5500 (or 5490 counting only the distinct ones).
The product of its (nonzero) digits is 979776, while the sum is 51.
The square root of 6980271936 is about 83548.0217360052. The cubic root of 6980271936 is about 1911.1324238634.
The spelling of 6980271936 in words is "six billion, nine hundred eighty million, two hundred seventy-one thousand, nine hundred thirty-six".
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