Base | Representation |
---|---|
bin | 10000010110101… |
… | …110100000101011 |
3 | 201010022121121120 |
4 | 100112232200223 |
5 | 1030221040011 |
6 | 43121110323 |
7 | 6541205655 |
oct | 2026564053 |
9 | 633277546 |
10 | 274393131 |
11 | 130984691 |
12 | 77a883a3 |
13 | 44b035cc |
14 | 286296d5 |
15 | 19151a06 |
hex | 105ae82b |
274393131 has 8 divisors (see below), whose sum is σ = 366382224. Its totient is φ = 182666400.
The previous prime is 274393127. The next prime is 274393159. The reversal of 274393131 is 131393472.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 274393131 - 22 = 274393127 is a prime.
It is a super-2 number, since 2×2743931312 = 150583180679966322, which contains 22 as substring.
It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a junction number, because it is equal to n+sod(n) for n = 274393092 and 274393101.
It is not an unprimeable number, because it can be changed into a prime (274393111) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63136 + ... + 67341.
It is an arithmetic number, because the mean of its divisors is an integer number (45797778).
Almost surely, 2274393131 is an apocalyptic number.
274393131 is a deficient number, since it is larger than the sum of its proper divisors (91989093).
274393131 is a wasteful number, since it uses less digits than its factorization.
274393131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 131181.
The product of its digits is 13608, while the sum is 33.
The square root of 274393131 is about 16564.8160569322. The cubic root of 274393131 is about 649.8170143691.
The spelling of 274393131 in words is "two hundred seventy-four million, three hundred ninety-three thousand, one hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •