Base | Representation |
---|---|
bin | 10010100011100… |
… | …100001001101001 |
3 | 210200210100011011 |
4 | 102203210021221 |
5 | 1114144004001 |
6 | 50520303521 |
7 | 10500055036 |
oct | 2243441151 |
9 | 720710134 |
10 | 311313001 |
11 | 14a80107a |
12 | 88311ba1 |
13 | 4c65c19c |
14 | 2d4ba38d |
15 | 1c4e5d51 |
hex | 128e4269 |
311313001 has 8 divisors (see below), whose sum is σ = 315072000. Its totient is φ = 307576560.
The previous prime is 311312977. The next prime is 311313017. The reversal of 311313001 is 100313113.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 311313001 - 29 = 311312489 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (311313091) 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, 22990 + ... + 33928.
It is an arithmetic number, because the mean of its divisors is an integer number (39384000).
Almost surely, 2311313001 is an apocalyptic number.
It is an amenable number.
311313001 is a deficient number, since it is larger than the sum of its proper divisors (3758999).
311313001 is a wasteful number, since it uses less digits than its factorization.
311313001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11279.
The product of its (nonzero) digits is 27, while the sum is 13.
The square root of 311313001 is about 17644.0641860088. The cubic root of 311313001 is about 677.7441110503.
Adding to 311313001 its reverse (100313113), we get a palindrome (411626114).
The spelling of 311313001 in words is "three hundred eleven million, three hundred thirteen thousand, one".
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