Base | Representation |
---|---|
bin | 100111001000100… |
… | …0111110100100010 |
3 | 10101111211222002222 |
4 | 1032101013310202 |
5 | 10142124030310 |
6 | 334144311042 |
7 | 44353155626 |
oct | 11621076442 |
9 | 3344758088 |
10 | 1313111330 |
11 | 614242a83 |
12 | 307912482 |
13 | 17c078a6b |
14 | c6575186 |
15 | 7a430055 |
hex | 4e447d22 |
1313111330 has 32 divisors (see below), whose sum is σ = 2443557888. Its totient is φ = 507528000.
The previous prime is 1313111323. The next prime is 1313111341. The reversal of 1313111330 is 331113131.
It is a super-2 number, since 2×13131113302 = 3448522729948737800, which contains 22 as substring.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 1313111299 and 1313111308.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 227480 + ... + 233180.
It is an arithmetic number, because the mean of its divisors is an integer number (76361184).
Almost surely, 21313111330 is an apocalyptic number.
1313111330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1313111330 is a deficient number, since it is larger than the sum of its proper divisors (1130446558).
1313111330 is a wasteful number, since it uses less digits than its factorization.
1313111330 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6482.
The product of its (nonzero) digits is 81, while the sum is 17.
The square root of 1313111330 is about 36236.8780388157. The cubic root of 1313111330 is about 1095.0497478840.
Adding to 1313111330 its reverse (331113131), we get a palindrome (1644224461).
The spelling of 1313111330 in words is "one billion, three hundred thirteen million, one hundred eleven thousand, three hundred thirty".
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