Base | Representation |
---|---|
bin | 100111111001101… |
… | …1000001001101010 |
3 | 10110022022120001221 |
4 | 1033303120021222 |
5 | 10220222241310 |
6 | 340504332254 |
7 | 45115123132 |
oct | 11763301152 |
9 | 3408276057 |
10 | 1338868330 |
11 | 627835658 |
12 | 31447408a |
13 | 1844c66a7 |
14 | c9b5bac2 |
15 | 7c81bada |
hex | 4fcd826a |
1338868330 has 16 divisors (see below), whose sum is σ = 2415244680. Its totient is φ = 534373632.
The previous prime is 1338868327. The next prime is 1338868343. The reversal of 1338868330 is 338688331.
It can be written as a sum of positive squares in 4 ways, for example, as 1333199169 + 5669161 = 36513^2 + 2381^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 141915 + ... + 151054.
Almost surely, 21338868330 is an apocalyptic number.
1338868330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1338868330 is a deficient number, since it is larger than the sum of its proper divisors (1076376350).
1338868330 is a wasteful number, since it uses less digits than its factorization.
1338868330 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 293433.
The product of its (nonzero) digits is 248832, while the sum is 43.
The square root of 1338868330 is about 36590.5497362365. The cubic root of 1338868330 is about 1102.1633267035.
It can be divided in two parts, 13388 and 68330, that added together give a palindrome (81718).
The spelling of 1338868330 in words is "one billion, three hundred thirty-eight million, eight hundred sixty-eight thousand, three hundred thirty".
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