Base | Representation |
---|---|
bin | 111011000001011… |
… | …1111100100000010 |
3 | 12010000122121221112 |
4 | 1312002333210002 |
5 | 13024001334010 |
6 | 524304523322 |
7 | 100035640124 |
oct | 16602774402 |
9 | 5100577845 |
10 | 1980496130 |
11 | 926a36068 |
12 | 473320542 |
13 | 257408a02 |
14 | 14b05d214 |
15 | b8d0da05 |
hex | 760bf902 |
1980496130 has 24 divisors (see below), whose sum is σ = 3692074932. Its totient is φ = 764878016.
The previous prime is 1980496087. The next prime is 1980496157. The reversal of 1980496130 is 316940891.
It can be written as a sum of positive squares in 6 ways, for example, as 406707889 + 1573788241 = 20167^2 + 39671^2 .
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 109337 + ... + 126156.
Almost surely, 21980496130 is an apocalyptic number.
1980496130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1980496130 is a deficient number, since it is larger than the sum of its proper divisors (1711578802).
1980496130 is a wasteful number, since it uses less digits than its factorization.
1980496130 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 235558 (or 235529 counting only the distinct ones).
The product of its (nonzero) digits is 46656, while the sum is 41.
The square root of 1980496130 is about 44502.7654196905. The cubic root of 1980496130 is about 1255.8121080350.
The spelling of 1980496130 in words is "one billion, nine hundred eighty million, four hundred ninety-six thousand, one hundred thirty".
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