Base | Representation |
---|---|
bin | 100111111000000… |
… | …1001101001000000 |
3 | 10110020201120202120 |
4 | 1033300021221000 |
5 | 10220013204324 |
6 | 340434244240 |
7 | 45105001062 |
oct | 11760115100 |
9 | 3406646676 |
10 | 1338022464 |
11 | 627308099 |
12 | 314126680 |
13 | 18428b68c |
14 | c99bb732 |
15 | 7c701179 |
hex | 4fc09a40 |
1338022464 has 56 divisors (see below), whose sum is σ = 3544324128. Its totient is φ = 445486080.
The previous prime is 1338022463. The next prime is 1338022489. The reversal of 1338022464 is 4642208331.
It is a super-2 number, since 2×13380224642 = 3580608228337262592, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (1338022463) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 182844 + ... + 190020.
Almost surely, 21338022464 is an apocalyptic number.
It is an amenable number.
1338022464 is an abundant number, since it is smaller than the sum of its proper divisors (2206301664).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1338022464 is an equidigital number, since it uses as much as digits as its factorization.
1338022464 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8163 (or 8153 counting only the distinct ones).
The product of its (nonzero) digits is 27648, while the sum is 33.
The square root of 1338022464 is about 36578.9893791504. The cubic root of 1338022464 is about 1101.9311707192.
The spelling of 1338022464 in words is "one billion, three hundred thirty-eight million, twenty-two thousand, four hundred sixty-four".
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