Base | Representation |
---|---|
bin | 1001111111000100… |
… | …0010011101100000 |
3 | 20220210201002010001 |
4 | 2133301002131200 |
5 | 20442142314410 |
6 | 1121550545344 |
7 | 123265204645 |
oct | 23761023540 |
9 | 6823632101 |
10 | 2680432480 |
11 | 1156041660 |
12 | 629808254 |
13 | 33942512b |
14 | 1b5dbbdcc |
15 | 10a4bc33a |
hex | 9fc42760 |
2680432480 has 48 divisors (see below), whose sum is σ = 6908210064. Its totient is φ = 974702080.
The previous prime is 2680432463. The next prime is 2680432487. The reversal of 2680432480 is 842340862.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2680432487) 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, 759727 + ... + 763246.
It is an arithmetic number, because the mean of its divisors is an integer number (143921043).
Almost surely, 22680432480 is an apocalyptic number.
2680432480 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2680432480 is an abundant number, since it is smaller than the sum of its proper divisors (4227777584).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2680432480 is a wasteful number, since it uses less digits than its factorization.
2680432480 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1522999 (or 1522991 counting only the distinct ones).
The product of its (nonzero) digits is 73728, while the sum is 37.
The square root of 2680432480 is about 51772.8932936918. The cubic root of 2680432480 is about 1389.1046249579.
The spelling of 2680432480 in words is "two billion, six hundred eighty million, four hundred thirty-two thousand, four hundred eighty".
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