Base | Representation |
---|---|
bin | 111011010000110… |
… | …0000110101001010 |
3 | 12010120201002200110 |
4 | 1312201200311022 |
5 | 13033023343324 |
6 | 525152215150 |
7 | 100163641341 |
oct | 16641406512 |
9 | 5116632613 |
10 | 1988496714 |
11 | 930500016 |
12 | 475b3a4b6 |
13 | 258c7a499 |
14 | 14c142b58 |
15 | b988e329 |
hex | 76860d4a |
1988496714 has 16 divisors (see below), whose sum is σ = 3980931552. Its totient is φ = 662175888.
The previous prime is 1988496709. The next prime is 1988496743. The reversal of 1988496714 is 4176948891.
It is a happy number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 157504 + ... + 169659.
It is an arithmetic number, because the mean of its divisors is an integer number (248808222).
Almost surely, 21988496714 is an apocalyptic number.
1988496714 is an abundant number, since it is smaller than the sum of its proper divisors (1992434838).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1988496714 is a wasteful number, since it uses less digits than its factorization.
1988496714 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 328181.
The product of its digits is 3483648, while the sum is 57.
The square root of 1988496714 is about 44592.5634383133. The cubic root of 1988496714 is about 1257.5008652387.
The spelling of 1988496714 in words is "one billion, nine hundred eighty-eight million, four hundred ninety-six thousand, seven hundred fourteen".
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