Base | Representation |
---|---|
bin | 111100011010011… |
… | …111111010000001 |
3 | 2121122020011112112 |
4 | 330122133322001 |
5 | 4033434020033 |
6 | 244324305105 |
7 | 34055165651 |
oct | 7432377201 |
9 | 2548204475 |
10 | 1013579393 |
11 | 480159222 |
12 | 243542195 |
13 | 131cb3028 |
14 | 98884361 |
15 | 5deb4c48 |
hex | 3c69fe81 |
1013579393 has 4 divisors (see below), whose sum is σ = 1035144960. Its totient is φ = 992013828.
The previous prime is 1013579323. The next prime is 1013579407. The reversal of 1013579393 is 3939753101.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-1013579393 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 1013579393.
It is not an unprimeable number, because it can be changed into a prime (1013579323) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10782713 + ... + 10782806.
It is an arithmetic number, because the mean of its divisors is an integer number (258786240).
Almost surely, 21013579393 is an apocalyptic number.
It is an amenable number.
1013579393 is a deficient number, since it is larger than the sum of its proper divisors (21565567).
1013579393 is an equidigital number, since it uses as much as digits as its factorization.
1013579393 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21565566.
The product of its (nonzero) digits is 76545, while the sum is 41.
The square root of 1013579393 is about 31836.7616600684. The cubic root of 1013579393 is about 1004.5061286388.
The spelling of 1013579393 in words is "one billion, thirteen million, five hundred seventy-nine thousand, three hundred ninety-three".
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