Base | Representation |
---|---|
bin | 1000000110011011100… |
… | …00101101011000100110 |
3 | 222121102022000020001211 |
4 | 10003031300231120212 |
5 | 14030004440130110 |
6 | 331510225542034 |
7 | 26052164002420 |
oct | 4031560553046 |
9 | 877368006054 |
10 | 278330005030 |
11 | a8048039350 |
12 | 45b381a491a |
13 | 20328481a8c |
14 | d685145810 |
15 | 739001998a |
hex | 40cdc2d626 |
278330005030 has 64 divisors (see below), whose sum is σ = 624828556800. Its totient is φ = 86722675200.
The previous prime is 278330005013. The next prime is 278330005111. The reversal of 278330005030 is 30500033872.
It is a junction number, because it is equal to n+sod(n) for n = 278330004983 and 278330005001.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2258446 + ... + 2378494.
It is an arithmetic number, because the mean of its divisors is an integer number (9762946200).
Almost surely, 2278330005030 is an apocalyptic number.
278330005030 is an abundant number, since it is smaller than the sum of its proper divisors (346498551770).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
278330005030 is a wasteful number, since it uses less digits than its factorization.
278330005030 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 123085.
The product of its (nonzero) digits is 15120, while the sum is 31.
The spelling of 278330005030 in words is "two hundred seventy-eight billion, three hundred thirty million, five thousand, thirty".
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