Base | Representation |
---|---|
bin | 110000100100110… |
… | …100110100111010 |
3 | 2002210111020212010 |
4 | 300210310310322 |
5 | 3132112204210 |
6 | 212511230350 |
7 | 26124021321 |
oct | 6044646472 |
9 | 2083436763 |
10 | 814959930 |
11 | 389029504 |
12 | 1a8b183b6 |
13 | ccac0215 |
14 | 7a3410b8 |
15 | 4b82e920 |
hex | 30934d3a |
814959930 has 32 divisors (see below), whose sum is σ = 2018999808. Its totient is φ = 210312000.
The previous prime is 814959907. The next prime is 814959947. The reversal of 814959930 is 39959418.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 814959930.
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, 437221 + ... + 439080.
It is an arithmetic number, because the mean of its divisors is an integer number (63093744).
Almost surely, 2814959930 is an apocalyptic number.
814959930 is an abundant number, since it is smaller than the sum of its proper divisors (1204039878).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
814959930 is a wasteful number, since it uses less digits than its factorization.
814959930 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 876342.
The product of its (nonzero) digits is 349920, while the sum is 48.
The square root of 814959930 is about 28547.5030431735. The cubic root of 814959930 is about 934.0685548984.
The spelling of 814959930 in words is "eight hundred fourteen million, nine hundred fifty-nine thousand, nine hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •