Base | Representation |
---|---|
bin | 100111101001001… |
… | …1000101111101101 |
3 | 10102201001011210220 |
4 | 1033102120233231 |
5 | 10211014020023 |
6 | 335555121553 |
7 | 44651453313 |
oct | 11722305755 |
9 | 3381034726 |
10 | 1330220013 |
11 | 622968a91 |
12 | 3115a32b9 |
13 | 182789145 |
14 | c894a0b3 |
15 | 7bbae3e3 |
hex | 4f498bed |
1330220013 has 16 divisors (see below), whose sum is σ = 1831819776. Its totient is φ = 857747520.
The previous prime is 1330219987. The next prime is 1330220027. The reversal of 1330220013 is 3100220331.
It is not a de Polignac number, because 1330220013 - 213 = 1330211821 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 1330219974 and 1330220001.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1330220033) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 300331 + ... + 304727.
It is an arithmetic number, because the mean of its divisors is an integer number (114488736).
Almost surely, 21330220013 is an apocalyptic number.
It is an amenable number.
1330220013 is a deficient number, since it is larger than the sum of its proper divisors (501599763).
1330220013 is a wasteful number, since it uses less digits than its factorization.
1330220013 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7684.
The product of its (nonzero) digits is 108, while the sum is 15.
The square root of 1330220013 is about 36472.1813578514. The cubic root of 1330220013 is about 1099.7850855617.
Adding to 1330220013 its reverse (3100220331), we get a palindrome (4430440344).
The spelling of 1330220013 in words is "one billion, three hundred thirty million, two hundred twenty thousand, thirteen".
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