Base | Representation |
---|---|
bin | 1001000001011010111… |
… | …00111101100100000111 |
3 | 1002122011110002102222220 |
4 | 10200231130331210013 |
5 | 20034340023242411 |
6 | 354225004223423 |
7 | 31253044220133 |
oct | 4405534754407 |
9 | 1078143072886 |
10 | 310000212231 |
11 | 10a51a046806 |
12 | 500b653ab73 |
13 | 23304891858 |
14 | 1100b31c3c3 |
15 | 80e55aeb06 |
hex | 482d73d907 |
310000212231 has 16 divisors (see below), whose sum is σ = 434700754944. Its totient is φ = 196124743584.
The previous prime is 310000212229. The next prime is 310000212241. The reversal of 310000212231 is 132212000013.
It is not a de Polignac number, because 310000212231 - 21 = 310000212229 is a prime.
It is a super-2 number, since 2×3100002122312 (a number of 24 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 310000212231.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (310000212211) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17679256 + ... + 17696781.
It is an arithmetic number, because the mean of its divisors is an integer number (27168797184).
Almost surely, 2310000212231 is an apocalyptic number.
310000212231 is a deficient number, since it is larger than the sum of its proper divisors (124700542713).
310000212231 is a wasteful number, since it uses less digits than its factorization.
310000212231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 35376190.
The product of its (nonzero) digits is 72, while the sum is 15.
Adding to 310000212231 its reverse (132212000013), we get a palindrome (442212212244).
The spelling of 310000212231 in words is "three hundred ten billion, two hundred twelve thousand, two hundred thirty-one".
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