Base | Representation |
---|---|
bin | 1001000001110101001… |
… | …11101100110111000001 |
3 | 1002122201211210021211222 |
4 | 10200322213230313001 |
5 | 20040313102144301 |
6 | 354302535244425 |
7 | 31261366051562 |
oct | 4407247546701 |
9 | 1078654707758 |
10 | 310221131201 |
11 | 10a622817473 |
12 | 50158519715 |
13 | 2333b591637 |
14 | 1102c7c8169 |
15 | 8109b9c31b |
hex | 483a9ecdc1 |
310221131201 has 4 divisors (see below), whose sum is σ = 314470735812. Its totient is φ = 305971526592.
The previous prime is 310221131191. The next prime is 310221131237. The reversal of 310221131201 is 102131122013.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 102131122013 = 31 ⋅3294552323.
It can be written as a sum of positive squares in 2 ways, for example, as 245564847025 + 64656284176 = 495545^2 + 254276^2 .
It is a cyclic number.
It is not a de Polignac number, because 310221131201 - 214 = 310221114817 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 310221131201.
It is not an unprimeable number, because it can be changed into a prime (310221137201) 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 3 ways as a sum of consecutive naturals, for example, 2124802196 + ... + 2124802341.
It is an arithmetic number, because the mean of its divisors is an integer number (78617683953).
Almost surely, 2310221131201 is an apocalyptic number.
It is an amenable number.
310221131201 is a deficient number, since it is larger than the sum of its proper divisors (4249604611).
310221131201 is an equidigital number, since it uses as much as digits as its factorization.
310221131201 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4249604610.
The product of its (nonzero) digits is 72, while the sum is 17.
Adding to 310221131201 its reverse (102131122013), we get a palindrome (412352253214).
The spelling of 310221131201 in words is "three hundred ten billion, two hundred twenty-one million, one hundred thirty-one thousand, two hundred one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •