Base | Representation |
---|---|
bin | 101010010110111… |
… | …1111000011000100 |
3 | 10200001111121010101 |
4 | 1110231333003010 |
5 | 10402330401433 |
6 | 353012133444 |
7 | 50136124633 |
oct | 12455770304 |
9 | 3601447111 |
10 | 1421340868 |
11 | 66a345482 |
12 | 338007284 |
13 | 1986112cc |
14 | d6aa951a |
15 | 84bad07d |
hex | 54b7f0c4 |
1421340868 has 12 divisors (see below), whose sum is σ = 2487734032. Its totient is φ = 710559720.
The previous prime is 1421340863. The next prime is 1421340871. The reversal of 1421340868 is 8680431241.
It is not an unprimeable number, because it can be changed into a prime (1421340863) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5671 + ... + 53617.
Almost surely, 21421340868 is an apocalyptic number.
It is an amenable number.
1421340868 is a deficient number, since it is larger than the sum of its proper divisors (1066393164).
1421340868 is a wasteful number, since it uses less digits than its factorization.
1421340868 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 55362 (or 55360 counting only the distinct ones).
The product of its (nonzero) digits is 36864, while the sum is 37.
The square root of 1421340868 is about 37700.6746358736. The cubic root of 1421340868 is about 1124.3445381477.
The spelling of 1421340868 in words is "one billion, four hundred twenty-one million, three hundred forty thousand, eight hundred sixty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •