Base | Representation |
---|---|
bin | 1001000101101110100… |
… | …00001111001001101001 |
3 | 1002212010120101010222110 |
4 | 10202313100033021221 |
5 | 20104103401212301 |
6 | 355250232512533 |
7 | 31364246215446 |
oct | 4426720171151 |
9 | 1085116333873 |
10 | 312312132201 |
11 | 1104a6069473 |
12 | 5064084b749 |
13 | 235b284b434 |
14 | 1118a3b09cd |
15 | 81cd5380d6 |
hex | 48b740f269 |
312312132201 has 32 divisors (see below), whose sum is σ = 440195443200. Its totient is φ = 196637414400.
The previous prime is 312312132109. The next prime is 312312132269. The reversal of 312312132201 is 102231213213.
It is not a de Polignac number, because 312312132201 - 210 = 312312131177 is a prime.
It is a super-2 number, since 2×3123121322012 (a number of 24 digits) contains 22 as substring.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (312312122201) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7343085 + ... + 7385493.
It is an arithmetic number, because the mean of its divisors is an integer number (13756107600).
Almost surely, 2312312132201 is an apocalyptic number.
It is an amenable number.
312312132201 is a deficient number, since it is larger than the sum of its proper divisors (127883310999).
312312132201 is a wasteful number, since it uses less digits than its factorization.
312312132201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 44289.
The product of its (nonzero) digits is 432, while the sum is 21.
Adding to 312312132201 its reverse (102231213213), we get a palindrome (414543345414).
The spelling of 312312132201 in words is "three hundred twelve billion, three hundred twelve million, one hundred thirty-two thousand, two hundred one".
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