Base | Representation |
---|---|
bin | 10010100110001… |
… | …101100110100101 |
3 | 210202002121020200 |
4 | 102212031212211 |
5 | 1114333211302 |
6 | 50543221113 |
7 | 10506005424 |
oct | 2246154645 |
9 | 722077220 |
10 | 312007077 |
11 | 150135598 |
12 | 885a7799 |
13 | 4c843095 |
14 | 2d61b2bb |
15 | 1c5d181c |
hex | 1298d9a5 |
312007077 has 6 divisors (see below), whose sum is σ = 450676902. Its totient is φ = 208004712.
The previous prime is 312007067. The next prime is 312007117. The reversal of 312007077 is 770700213.
It can be written as a sum of positive squares in only one way, i.e., 272052036 + 39955041 = 16494^2 + 6321^2 .
It is not a de Polignac number, because 312007077 - 24 = 312007061 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 312007077.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (312007067) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 17333718 + ... + 17333735.
It is an arithmetic number, because the mean of its divisors is an integer number (75112817).
Almost surely, 2312007077 is an apocalyptic number.
It is an amenable number.
312007077 is a deficient number, since it is larger than the sum of its proper divisors (138669825).
312007077 is a wasteful number, since it uses less digits than its factorization.
312007077 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 34667459 (or 34667456 counting only the distinct ones).
The product of its (nonzero) digits is 2058, while the sum is 27.
The square root of 312007077 is about 17663.7220596340. The cubic root of 312007077 is about 678.2474166844.
The spelling of 312007077 in words is "three hundred twelve million, seven thousand, seventy-seven".
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