Base | Representation |
---|---|
bin | 111001000010101… |
… | …0000111111100110 |
3 | 11221101111102000102 |
4 | 1302011100333212 |
5 | 12404434423300 |
6 | 513531144102 |
7 | 65300405135 |
oct | 16205207746 |
9 | 4841442012 |
10 | 1913982950 |
11 | 8a24367a0 |
12 | 454ba5032 |
13 | 2466bb2b9 |
14 | 1422a791c |
15 | b30710d5 |
hex | 72150fe6 |
1913982950 has 48 divisors (see below), whose sum is σ = 4052526336. Its totient is φ = 665728800.
The previous prime is 1913982949. The next prime is 1913982971. The reversal of 1913982950 is 592893191.
It is a junction number, because it is equal to n+sod(n) for n = 1913982895 and 1913982904.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 63002 + ... + 88301.
It is an arithmetic number, because the mean of its divisors is an integer number (84427632).
Almost surely, 21913982950 is an apocalyptic number.
1913982950 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1913982950 is an abundant number, since it is smaller than the sum of its proper divisors (2138543386).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1913982950 is a wasteful number, since it uses less digits than its factorization.
1913982950 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 151349 (or 151344 counting only the distinct ones).
The product of its (nonzero) digits is 174960, while the sum is 47.
The square root of 1913982950 is about 43749.0908476965. The cubic root of 1913982950 is about 1241.5932844540.
The spelling of 1913982950 in words is "one billion, nine hundred thirteen million, nine hundred eighty-two thousand, nine hundred fifty".
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