Base | Representation |
---|---|
bin | 1001000111011001111… |
… | …01100101011000101001 |
3 | 1002221110100220202100210 |
4 | 10203230331211120221 |
5 | 20112430040242301 |
6 | 355515502051333 |
7 | 31425500243031 |
oct | 4435475453051 |
9 | 1087410822323 |
10 | 313213212201 |
11 | 11091876918a |
12 | 50852579b49 |
13 | 236c7432576 |
14 | 11233d2c8c1 |
15 | 82326c9ad6 |
hex | 48ecf65629 |
313213212201 has 4 divisors (see below), whose sum is σ = 417617616272. Its totient is φ = 208808808132.
The previous prime is 313213212173. The next prime is 313213212229. The reversal of 313213212201 is 102212312313.
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, and also an emirpimes, since its reverse is a distinct semiprime: 102212312313 = 3 ⋅34070770771.
It is an interprime number because it is at equal distance from previous prime (313213212173) and next prime (313213212229).
It is not a de Polignac number, because 313213212201 - 27 = 313213212073 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (313213212001) 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, 52202202031 + ... + 52202202036.
It is an arithmetic number, because the mean of its divisors is an integer number (104404404068).
Almost surely, 2313213212201 is an apocalyptic number.
It is an amenable number.
313213212201 is a deficient number, since it is larger than the sum of its proper divisors (104404404071).
313213212201 is a wasteful number, since it uses less digits than its factorization.
313213212201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 104404404070.
The product of its (nonzero) digits is 432, while the sum is 21.
Adding to 313213212201 its reverse (102212312313), we get a palindrome (415425524514).
The spelling of 313213212201 in words is "three hundred thirteen billion, two hundred thirteen million, two hundred twelve thousand, two hundred one".
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