Base | Representation |
---|---|
bin | 1001010010111001010100… |
… | …1100010100010111101011 |
3 | 1100012001012102021011212021 |
4 | 2110232111030110113223 |
5 | 2314422012414402111 |
6 | 33423035311125311 |
7 | 2103246555414205 |
oct | 224562514242753 |
9 | 40161172234767 |
10 | 10220230231531 |
11 | 3290414585631 |
12 | 11908ba513837 |
13 | 5919c0762aa8 |
14 | 274939d07775 |
15 | 12acb945ed71 |
hex | 94b953145eb |
10220230231531 has 2 divisors, whose sum is σ = 10220230231532. Its totient is φ = 10220230231530.
The previous prime is 10220230231517. The next prime is 10220230231553. The reversal of 10220230231531 is 13513203202201.
10220230231531 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a weak prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-10220230231531 is a prime.
It is a super-2 number, since 2×102202302315312 (a number of 27 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 10220230231496 and 10220230231505.
It is not a weakly prime, because it can be changed into another prime (10220230237531) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5110115115765 + 5110115115766.
It is an arithmetic number, because the mean of its divisors is an integer number (5110115115766).
Almost surely, 210220230231531 is an apocalyptic number.
10220230231531 is a deficient number, since it is larger than the sum of its proper divisors (1).
10220230231531 is an equidigital number, since it uses as much as digits as its factorization.
10220230231531 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 2160, while the sum is 25.
Adding to 10220230231531 its reverse (13513203202201), we get a palindrome (23733433433732).
The spelling of 10220230231531 in words is "ten trillion, two hundred twenty billion, two hundred thirty million, two hundred thirty-one thousand, five hundred thirty-one".
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