Base | Representation |
---|---|
bin | 111100011000010… |
… | …101101010010011 |
3 | 2121121011101210011 |
4 | 330120111222103 |
5 | 4033312410024 |
6 | 244304215351 |
7 | 34050320035 |
oct | 7430255223 |
9 | 2547141704 |
10 | 1013013139 |
11 | 47a901846 |
12 | 24330a557 |
13 | 131b45378 |
14 | 98777c55 |
15 | 5de02094 |
hex | 3c615a93 |
1013013139 has 4 divisors (see below), whose sum is σ = 1066329640. Its totient is φ = 959696640.
The previous prime is 1013013109. The next prime is 1013013179. The reversal of 1013013139 is 9313103101.
1013013139 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 1013013139 - 25 = 1013013107 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1013013109) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26658222 + ... + 26658259.
It is an arithmetic number, because the mean of its divisors is an integer number (266582410).
Almost surely, 21013013139 is an apocalyptic number.
1013013139 is a gapful number since it is divisible by the number (19) formed by its first and last digit.
1013013139 is a deficient number, since it is larger than the sum of its proper divisors (53316501).
1013013139 is an equidigital number, since it uses as much as digits as its factorization.
1013013139 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 53316500.
The product of its (nonzero) digits is 243, while the sum is 22.
The square root of 1013013139 is about 31827.8673335177. The cubic root of 1013013139 is about 1004.3190321059.
The spelling of 1013013139 in words is "one billion, thirteen million, thirteen thousand, one hundred thirty-nine".
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