Base | Representation |
---|---|
bin | 10010100110100… |
… | …101010001110101 |
3 | 210202021112021101 |
4 | 102212211101311 |
5 | 1114344312203 |
6 | 50545250101 |
7 | 10506561232 |
oct | 2246452165 |
9 | 722245241 |
10 | 312104053 |
11 | 1501a1438 |
12 | 88633931 |
13 | 4c878271 |
14 | 2d644789 |
15 | 1c60041d |
hex | 129a5475 |
312104053 has 4 divisors (see below), whose sum is σ = 312440940. Its totient is φ = 311767168.
The previous prime is 312104029. The next prime is 312104057. The reversal of 312104053 is 350401213.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 350401213 = 1187 ⋅295199.
It can be written as a sum of positive squares in 2 ways, for example, as 47651409 + 264452644 = 6903^2 + 16262^2 .
It is a cyclic number.
It is not a de Polignac number, because 312104053 - 25 = 312104021 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 312104053.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (312104057) 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, 167050 + ... + 168907.
It is an arithmetic number, because the mean of its divisors is an integer number (78110235).
Almost surely, 2312104053 is an apocalyptic number.
It is an amenable number.
312104053 is a deficient number, since it is larger than the sum of its proper divisors (336887).
312104053 is an equidigital number, since it uses as much as digits as its factorization.
312104053 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 336886.
The product of its (nonzero) digits is 360, while the sum is 19.
The square root of 312104053 is about 17666.4669076757. The cubic root of 312104053 is about 678.3176788815.
Adding to 312104053 its reverse (350401213), we get a palindrome (662505266).
The spelling of 312104053 in words is "three hundred twelve million, one hundred four thousand, fifty-three".
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