Base | Representation |
---|---|
bin | 10011001101100… |
… | …001101110101011 |
3 | 211110111012111101 |
4 | 103031201232223 |
5 | 1130003010011 |
6 | 51552142231 |
7 | 10662421300 |
oct | 2315415653 |
9 | 743435441 |
10 | 322313131 |
11 | 155a34698 |
12 | 8bb37977 |
13 | 51a1103a |
14 | 30b410a7 |
15 | 1d46a2c1 |
hex | 13361bab |
322313131 has 12 divisors (see below), whose sum is σ = 394670280. Its totient is φ = 261727200.
The previous prime is 322313113. The next prime is 322313141. The reversal of 322313131 is 131313223.
It is not a de Polignac number, because 322313131 - 29 = 322312619 is a prime.
It is a super-2 number, since 2×3223131312 = 207771508830046322, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (19).
It is a junction number, because it is equal to n+sod(n) for n = 322313099 and 322313108.
It is not an unprimeable number, because it can be changed into a prime (322313111) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 172170 + ... + 174031.
It is an arithmetic number, because the mean of its divisors is an integer number (32889190).
Almost surely, 2322313131 is an apocalyptic number.
322313131 is a deficient number, since it is larger than the sum of its proper divisors (72357149).
322313131 is a wasteful number, since it uses less digits than its factorization.
322313131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 346234 (or 346227 counting only the distinct ones).
The product of its digits is 324, while the sum is 19.
The square root of 322313131 is about 17953.0813789722. The cubic root of 322313131 is about 685.6345061222.
Adding to 322313131 its reverse (131313223), we get a palindrome (453626354).
The spelling of 322313131 in words is "three hundred twenty-two million, three hundred thirteen thousand, one hundred thirty-one".
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