Base | Representation |
---|---|
bin | 1011100101000111000… |
… | …11010010111111001000 |
3 | 1102001000000011110202221 |
4 | 11302203203102333020 |
5 | 23004330004231443 |
6 | 502441201103424 |
7 | 40513601051044 |
oct | 5624343227710 |
9 | 1361000143687 |
10 | 397880930248 |
11 | 14381645998a |
12 | 65141627b74 |
13 | 2b69b604609 |
14 | 15386991024 |
15 | a53a865eed |
hex | 5ca38d2fc8 |
397880930248 has 32 divisors (see below), whose sum is σ = 790491960000. Its totient is φ = 187221758400.
The previous prime is 397880930207. The next prime is 397880930287. The reversal of 397880930248 is 842039088793.
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, 8644723 + ... + 8690626.
It is an arithmetic number, because the mean of its divisors is an integer number (24702873750).
Almost surely, 2397880930248 is an apocalyptic number.
397880930248 is a gapful number since it is divisible by the number (38) formed by its first and last digit.
It is an amenable number.
397880930248 is a deficient number, since it is larger than the sum of its proper divisors (392611029752).
397880930248 is a wasteful number, since it uses less digits than its factorization.
397880930248 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17335525 (or 17335521 counting only the distinct ones).
The product of its (nonzero) digits is 20901888, while the sum is 61.
The spelling of 397880930248 in words is "three hundred ninety-seven billion, eight hundred eighty million, nine hundred thirty thousand, two hundred forty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •