Base | Representation |
---|---|
bin | 1001011101011010… |
… | …0100010001110011 |
3 | 20112222002112222021 |
4 | 2113112210101303 |
5 | 20200023303004 |
6 | 1055545252311 |
7 | 116632325134 |
oct | 22726442163 |
9 | 6488075867 |
10 | 2539275379 |
11 | 109339a1a3 |
12 | 5aa494097 |
13 | 316101214 |
14 | 1a1355c8b |
15 | ecdd7d54 |
hex | 975a4473 |
2539275379 has 4 divisors (see below), whose sum is σ = 2621187520. Its totient is φ = 2457363240.
The previous prime is 2539275359. The next prime is 2539275391. The reversal of 2539275379 is 9735729352.
2539275379 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 a de Polignac number, because none of the positive numbers 2k-2539275379 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2539275359) 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, 40956024 + ... + 40956085.
It is an arithmetic number, because the mean of its divisors is an integer number (655296880).
Almost surely, 22539275379 is an apocalyptic number.
2539275379 is a deficient number, since it is larger than the sum of its proper divisors (81912141).
2539275379 is an equidigital number, since it uses as much as digits as its factorization.
2539275379 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 81912140.
The product of its digits is 3572100, while the sum is 52.
The square root of 2539275379 is about 50391.2232338132. The cubic root of 2539275379 is about 1364.2792294687.
The spelling of 2539275379 in words is "two billion, five hundred thirty-nine million, two hundred seventy-five thousand, three hundred seventy-nine".
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