Base | Representation |
---|---|
bin | 100110110100111… |
… | …0010011100001100 |
3 | 10100210110002211001 |
4 | 1031221302130030 |
5 | 10132004101030 |
6 | 333135310044 |
7 | 44166422065 |
oct | 11551623414 |
9 | 3323402731 |
10 | 1302800140 |
11 | 609440034 |
12 | 30437b324 |
13 | 179ba8675 |
14 | c504d56c |
15 | 79594cca |
hex | 4da7270c |
1302800140 has 12 divisors (see below), whose sum is σ = 2735880336. Its totient is φ = 521120048.
The previous prime is 1302800137. The next prime is 1302800167. The reversal of 1302800140 is 410082031.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32569984 + ... + 32570023.
It is an arithmetic number, because the mean of its divisors is an integer number (227990028).
Almost surely, 21302800140 is an apocalyptic number.
1302800140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1302800140 is an abundant number, since it is smaller than the sum of its proper divisors (1433080196).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1302800140 is a wasteful number, since it uses less digits than its factorization.
1302800140 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 65140016 (or 65140014 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 19.
The square root of 1302800140 is about 36094.3228222944. The cubic root of 1302800140 is about 1092.1759244177.
Adding to 1302800140 its reverse (410082031), we get a palindrome (1712882171).
The spelling of 1302800140 in words is "one billion, three hundred two million, eight hundred thousand, one hundred forty".
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