Base | Representation |
---|---|
bin | 110000000101010… |
… | …1000100100001010 |
3 | 11011102220020011210 |
4 | 1200022220210022 |
5 | 11301012302310 |
6 | 424032433550 |
7 | 54660451023 |
oct | 14012504412 |
9 | 4142806153 |
10 | 1613400330 |
11 | 7587a4603 |
12 | 3903a88b6 |
13 | 1c9348269 |
14 | 1143c1c4a |
15 | 96999820 |
hex | 602a890a |
1613400330 has 32 divisors (see below), whose sum is σ = 3873428928. Its totient is φ = 430099200.
The previous prime is 1613400311. The next prime is 1613400337. The reversal of 1613400330 is 330043161.
It is a junction number, because it is equal to n+sod(n) for n = 1613400297 and 1613400306.
It is not an unprimeable number, because it can be changed into a prime (1613400337) 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, 111090 + ... + 124770.
It is an arithmetic number, because the mean of its divisors is an integer number (121044654).
Almost surely, 21613400330 is an apocalyptic number.
1613400330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1613400330 is an abundant number, since it is smaller than the sum of its proper divisors (2260028598).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1613400330 is a wasteful number, since it uses less digits than its factorization.
1613400330 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17622.
The product of its (nonzero) digits is 648, while the sum is 21.
The square root of 1613400330 is about 40167.1548656362. The cubic root of 1613400330 is about 1172.8632553473.
Adding to 1613400330 its reverse (330043161), we get a palindrome (1943443491).
The spelling of 1613400330 in words is "one billion, six hundred thirteen million, four hundred thousand, three hundred thirty".
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