Base | Representation |
---|---|
bin | 1001011011101000… |
… | …0001111110010111 |
3 | 20112110000111121020 |
4 | 2112322001332113 |
5 | 20141114413324 |
6 | 1055121052223 |
7 | 116511621030 |
oct | 22672017627 |
9 | 6473014536 |
10 | 2531794839 |
11 | 108a14aa32 |
12 | 5a7a87073 |
13 | 3146b2372 |
14 | 1a0369a87 |
15 | ec40b679 |
hex | 96e81f97 |
2531794839 has 16 divisors (see below), whose sum is σ = 3859484928. Its totient is φ = 1446172992.
The previous prime is 2531794781. The next prime is 2531794841. The reversal of 2531794839 is 9384971352.
It is not a de Polignac number, because 2531794839 - 27 = 2531794711 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 2531794791 and 2531794800.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2531794879) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34579 + ... + 79115.
It is an arithmetic number, because the mean of its divisors is an integer number (241217808).
Almost surely, 22531794839 is an apocalyptic number.
2531794839 is a deficient number, since it is larger than the sum of its proper divisors (1327690089).
2531794839 is a wasteful number, since it uses less digits than its factorization.
2531794839 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 47254.
The product of its digits is 1632960, while the sum is 51.
The square root of 2531794839 is about 50316.9438559219. The cubic root of 2531794839 is about 1362.9382191566.
The spelling of 2531794839 in words is "two billion, five hundred thirty-one million, seven hundred ninety-four thousand, eight hundred thirty-nine".
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