Base | Representation |
---|---|
bin | 10010100111100… |
… | …100000000000001 |
3 | 210202202120200111 |
4 | 102213210000001 |
5 | 1114431022321 |
6 | 50554551321 |
7 | 10512011233 |
oct | 2247440001 |
9 | 722676614 |
10 | 312360961 |
11 | 150357460 |
12 | 88738541 |
13 | 4c938193 |
14 | 2d6b0253 |
15 | 1c6515e1 |
hex | 129e4001 |
312360961 has 4 divisors (see below), whose sum is σ = 340757424. Its totient is φ = 283964500.
The previous prime is 312360949. The next prime is 312360977. The reversal of 312360961 is 169063213.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 312360961 - 227 = 178143233 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (312360911) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14198215 + ... + 14198236.
It is an arithmetic number, because the mean of its divisors is an integer number (85189356).
Almost surely, 2312360961 is an apocalyptic number.
It is an amenable number.
312360961 is a deficient number, since it is larger than the sum of its proper divisors (28396463).
312360961 is a wasteful number, since it uses less digits than its factorization.
312360961 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28396462.
The product of its (nonzero) digits is 5832, while the sum is 31.
The square root of 312360961 is about 17673.7364753467. The cubic root of 312360961 is about 678.5037465760.
The spelling of 312360961 in words is "three hundred twelve million, three hundred sixty thousand, nine hundred sixty-one".
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