Base | Representation |
---|---|
bin | 100110011110010… |
… | …0111100100011010 |
3 | 10022222011112000010 |
4 | 1030330213210122 |
5 | 10120441143010 |
6 | 332033422350 |
7 | 43663654146 |
oct | 11474474432 |
9 | 3288145003 |
10 | 1290959130 |
11 | 60279277a |
12 | 30040a9b6 |
13 | 1775c0b56 |
14 | c364a226 |
15 | 78506620 |
hex | 4cf2791a |
1290959130 has 32 divisors (see below), whose sum is σ = 3100032000. Its totient is φ = 344063552.
The previous prime is 1290959113. The next prime is 1290959143. The reversal of 1290959130 is 319590921.
1290959130 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47431 + ... + 69509.
It is an arithmetic number, because the mean of its divisors is an integer number (96876000).
Almost surely, 21290959130 is an apocalyptic number.
1290959130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1290959130 is an abundant number, since it is smaller than the sum of its proper divisors (1809072870).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1290959130 is a wasteful number, since it uses less digits than its factorization.
1290959130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 24038.
The product of its (nonzero) digits is 21870, while the sum is 39.
The square root of 1290959130 is about 35929.9197048922. The cubic root of 1290959130 is about 1088.8569590380.
The spelling of 1290959130 in words is "one billion, two hundred ninety million, nine hundred fifty-nine thousand, one hundred thirty".
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