Base | Representation |
---|---|
bin | 10010101011100001111… |
… | …000110110011101010010 |
3 | 11112201102120021011210122 |
4 | 102223201320312131102 |
5 | 132012444121442210 |
6 | 2421415152230242 |
7 | 161513015141216 |
oct | 22534170663522 |
9 | 4481376234718 |
10 | 1283690030930 |
11 | 45545661400a |
12 | 18895523b382 |
13 | 94089062978 |
14 | 461b93aa946 |
15 | 235d2101b55 |
hex | 12ae1e36752 |
1283690030930 has 16 divisors (see below), whose sum is σ = 2446562176920. Its totient is φ = 483271540992.
The previous prime is 1283690030849. The next prime is 1283690030939. The reversal of 1283690030930 is 390300963821.
It can be written as a sum of positive squares in 4 ways, for example, as 937358957929 + 346331073001 = 968173^2 + 588499^2 .
It is not an unprimeable number, because it can be changed into a prime (1283690030939) 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, 3775558745 + ... + 3775559084.
Almost surely, 21283690030930 is an apocalyptic number.
1283690030930 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1283690030930 is a deficient number, since it is larger than the sum of its proper divisors (1162872145990).
1283690030930 is a wasteful number, since it uses less digits than its factorization.
1283690030930 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7551117853.
The product of its (nonzero) digits is 209952, while the sum is 44.
The spelling of 1283690030930 in words is "one trillion, two hundred eighty-three billion, six hundred ninety million, thirty thousand, nine hundred thirty".
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