Base | Representation |
---|---|
bin | 10010101010101… |
… | …110101011011001 |
3 | 210211022202110110 |
4 | 102222232223121 |
5 | 1120134104004 |
6 | 51024434533 |
7 | 10522036446 |
oct | 2252565331 |
9 | 724282413 |
10 | 313191129 |
11 | 150874149 |
12 | 88a78a49 |
13 | 4cb68cc4 |
14 | 2d8489cd |
15 | 1c767589 |
hex | 12aaead9 |
313191129 has 8 divisors (see below), whose sum is σ = 417803872. Its totient is φ = 208686240.
The previous prime is 313191107. The next prime is 313191157. The reversal of 313191129 is 921191313.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 313191129 - 212 = 313187033 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 313191096 and 313191105.
It is not an unprimeable number, because it can be changed into a prime (313191029) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19924 + ... + 31989.
It is an arithmetic number, because the mean of its divisors is an integer number (52225484).
Almost surely, 2313191129 is an apocalyptic number.
It is an amenable number.
313191129 is a deficient number, since it is larger than the sum of its proper divisors (104612743).
313191129 is a wasteful number, since it uses less digits than its factorization.
313191129 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 53927.
The product of its digits is 1458, while the sum is 30.
The square root of 313191129 is about 17697.2068135059. The cubic root of 313191129 is about 679.1043058621.
The spelling of 313191129 in words is "three hundred thirteen million, one hundred ninety-one thousand, one hundred twenty-nine".
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