Base | Representation |
---|---|
bin | 111010011101… |
… | …1000001011100 |
3 | 2010200012112020 |
4 | 1310323001130 |
5 | 30321303320 |
6 | 3012540140 |
7 | 521344641 |
oct | 164730134 |
9 | 63605466 |
10 | 30650460 |
11 | 16335165 |
12 | a321650 |
13 | 6472089 |
14 | 40dbdc8 |
15 | 2a56940 |
hex | 1d3b05c |
30650460 has 48 divisors (see below), whose sum is σ = 86100000. Its totient is φ = 8146944.
The previous prime is 30650449. The next prime is 30650461. The reversal of 30650460 is 6405603.
It is a self number, because there is not a number n which added to its sum of digits gives 30650460.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30650461) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23916 + ... + 25164.
It is an arithmetic number, because the mean of its divisors is an integer number (1793750).
Almost surely, 230650460 is an apocalyptic number.
30650460 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
30650460 is an abundant number, since it is smaller than the sum of its proper divisors (55449540).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30650460 is a wasteful number, since it uses less digits than its factorization.
30650460 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1670 (or 1668 counting only the distinct ones).
The product of its (nonzero) digits is 2160, while the sum is 24.
The square root of 30650460 is about 5536.2857585208. The cubic root of 30650460 is about 312.9529133985.
The spelling of 30650460 in words is "thirty million, six hundred fifty thousand, four hundred sixty".
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