Base | Representation |
---|---|
bin | 111001000000111… |
… | …0101001000000000 |
3 | 11221022210122122112 |
4 | 1302001311020000 |
5 | 12404222113433 |
6 | 513455554452 |
7 | 65256634421 |
oct | 16201651000 |
9 | 4838718575 |
10 | 1913082368 |
11 | 8a198110a |
12 | 45482ba28 |
13 | 246464402 |
14 | 142111648 |
15 | b2e44348 |
hex | 72075200 |
1913082368 has 30 divisors (see below), whose sum is σ = 3824406729. Its totient is φ = 956046336.
The previous prime is 1913082359. The next prime is 1913082377. The reversal of 1913082368 is 8632803191.
It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.
It is an interprime number because it is at equal distance from previous prime (1913082359) and next prime (1913082377).
It can be written as a sum of positive squares in 2 ways, for example, as 1848312064 + 64770304 = 42992^2 + 8048^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=30928.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 988730 + ... + 990662.
Almost surely, 21913082368 is an apocalyptic number.
It is an amenable number.
1913082368 is a deficient number, since it is larger than the sum of its proper divisors (1911324361).
1913082368 is an frugal number, since it uses more digits than its factorization.
1913082368 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3884 (or 1935 counting only the distinct ones).
The product of its (nonzero) digits is 62208, while the sum is 41.
The square root of 1913082368 is about 43738.7970570751. The cubic root of 1913082368 is about 1241.3985192248.
The spelling of 1913082368 in words is "one billion, nine hundred thirteen million, eighty-two thousand, three hundred sixty-eight".
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