Base | Representation |
---|---|
bin | 110000011110111… |
… | …100111111100010 |
3 | 2002200121001011201 |
4 | 300132330333202 |
5 | 3131213424024 |
6 | 212414231414 |
7 | 26104650244 |
oct | 6036747742 |
9 | 2080531151 |
10 | 813420514 |
11 | 388177965 |
12 | 1a84b556a |
13 | cc6a161a |
14 | 7a060094 |
15 | 4b628744 |
hex | 307bcfe2 |
813420514 has 8 divisors (see below), whose sum is σ = 1284348240. Its totient is φ = 385304436.
The previous prime is 813420511. The next prime is 813420581. The reversal of 813420514 is 415024318.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (813420511) 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, 10702864 + ... + 10702939.
It is an arithmetic number, because the mean of its divisors is an integer number (160543530).
Almost surely, 2813420514 is an apocalyptic number.
813420514 is a deficient number, since it is larger than the sum of its proper divisors (470927726).
813420514 is a wasteful number, since it uses less digits than its factorization.
813420514 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21405824.
The product of its (nonzero) digits is 3840, while the sum is 28.
The square root of 813420514 is about 28520.5279404151. The cubic root of 813420514 is about 933.4800489029.
The spelling of 813420514 in words is "eight hundred thirteen million, four hundred twenty thousand, five hundred fourteen".
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