Base | Representation |
---|---|
bin | 100110111001000… |
… | …0011101110000111 |
3 | 10100221112020122210 |
4 | 1031302003232013 |
5 | 10133032434241 |
6 | 333253554503 |
7 | 44224021431 |
oct | 11562035607 |
9 | 3327466583 |
10 | 1304968071 |
11 | 60a690910 |
12 | 305045a33 |
13 | 17a487374 |
14 | c5455651 |
15 | 79872316 |
hex | 4dc83b87 |
1304968071 has 16 divisors (see below), whose sum is σ = 1963589760. Its totient is φ = 763617120.
The previous prime is 1304968069. The next prime is 1304968087. The reversal of 1304968071 is 1708694031.
It is not a de Polignac number, because 1304968071 - 21 = 1304968069 is a prime.
It is a super-2 number, since 2×13049680712 = 3405883332658922082, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1304968061) 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, 680845 + ... + 682758.
It is an arithmetic number, because the mean of its divisors is an integer number (122724360).
Almost surely, 21304968071 is an apocalyptic number.
1304968071 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
1304968071 is a deficient number, since it is larger than the sum of its proper divisors (658621689).
1304968071 is a wasteful number, since it uses less digits than its factorization.
1304968071 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1363646.
The product of its (nonzero) digits is 36288, while the sum is 39.
The square root of 1304968071 is about 36124.3418071527. The cubic root of 1304968071 is about 1092.7814022706.
The spelling of 1304968071 in words is "one billion, three hundred four million, nine hundred sixty-eight thousand, seventy-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •