Base | Representation |
---|---|
bin | 1100001011111… |
… | …01000100000011 |
3 | 21010100112010221 |
4 | 12011331010003 |
5 | 202132133011 |
6 | 14051003511 |
7 | 2350614352 |
oct | 605750403 |
9 | 233315127 |
10 | 102224131 |
11 | 52780559 |
12 | 2a299597 |
13 | 18241c69 |
14 | d80d999 |
15 | 8e93971 |
hex | 617d103 |
102224131 has 4 divisors (see below), whose sum is σ = 102901264. Its totient is φ = 101547000.
The previous prime is 102224099. The next prime is 102224141. The reversal of 102224131 is 131422201.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 102224131 - 25 = 102224099 is a prime.
It is a super-2 number, since 2×1022241312 = 20899545917410322, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (102224141) 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, 338340 + ... + 338641.
It is an arithmetic number, because the mean of its divisors is an integer number (25725316).
Almost surely, 2102224131 is an apocalyptic number.
102224131 is a deficient number, since it is larger than the sum of its proper divisors (677133).
102224131 is an equidigital number, since it uses as much as digits as its factorization.
102224131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 677132.
The product of its (nonzero) digits is 96, while the sum is 16.
The square root of 102224131 is about 10110.5949874377. The cubic root of 102224131 is about 467.5748491784.
Adding to 102224131 its reverse (131422201), we get a palindrome (233646332).
The spelling of 102224131 in words is "one hundred two million, two hundred twenty-four thousand, one hundred thirty-one".
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