Base | Representation |
---|---|
bin | 1001000101010101100… |
… | …11101110010100011111 |
3 | 1002211121000110221201110 |
4 | 10202222303232110133 |
5 | 20103141423043403 |
6 | 355213413313103 |
7 | 31356132354054 |
oct | 4425263562437 |
9 | 1084530427643 |
10 | 312103331103 |
11 | 1103a9215083 |
12 | 505a2935793 |
13 | 2357b5021a5 |
14 | 1116a77b02b |
15 | 81ba041103 |
hex | 48aacee51f |
312103331103 has 16 divisors (see below), whose sum is σ = 417940427520. Its totient is φ = 207168396864.
The previous prime is 312103331093. The next prime is 312103331107. The reversal of 312103331103 is 301133301213.
It is not a de Polignac number, because 312103331103 - 24 = 312103331087 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 312103331103.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (312103331107) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1405968 + ... + 1612746.
It is an arithmetic number, because the mean of its divisors is an integer number (26121276720).
Almost surely, 2312103331103 is an apocalyptic number.
312103331103 is a deficient number, since it is larger than the sum of its proper divisors (105837096417).
312103331103 is a wasteful number, since it uses less digits than its factorization.
312103331103 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 208958.
The product of its (nonzero) digits is 486, while the sum is 21.
Adding to 312103331103 its reverse (301133301213), we get a palindrome (613236632316).
The spelling of 312103331103 in words is "three hundred twelve billion, one hundred three million, three hundred thirty-one thousand, one hundred three".
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