Base | Representation |
---|---|
bin | 10011000010101100… |
… | …00010100100010111 |
3 | 222101110120101211222 |
4 | 21201112002210113 |
5 | 131414103232411 |
6 | 4410232320555 |
7 | 511223635526 |
oct | 114126024427 |
9 | 28343511758 |
10 | 10223102231 |
11 | 4376747021 |
12 | 1b9384315b |
13 | c6bca2c24 |
14 | 6cda3a4bd |
15 | 3ec77c4db |
hex | 261582917 |
10223102231 has 2 divisors, whose sum is σ = 10223102232. Its totient is φ = 10223102230.
The previous prime is 10223102207. The next prime is 10223102233. The reversal of 10223102231 is 13220132201.
It is a strong prime.
It is an emirp because it is prime and its reverse (13220132201) is a distict prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-10223102231 is a prime.
It is a super-2 number, since 2×102231022312 (a number of 21 digits) contains 22 as substring.
Together with 10223102233, it forms a pair of twin primes.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (10223102233) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5111551115 + 5111551116.
It is an arithmetic number, because the mean of its divisors is an integer number (5111551116).
Almost surely, 210223102231 is an apocalyptic number.
10223102231 is a deficient number, since it is larger than the sum of its proper divisors (1).
10223102231 is an equidigital number, since it uses as much as digits as its factorization.
10223102231 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 144, while the sum is 17.
Adding to 10223102231 its reverse (13220132201), we get a palindrome (23443234432).
The spelling of 10223102231 in words is "ten billion, two hundred twenty-three million, one hundred two thousand, two hundred thirty-one".
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