Base | Representation |
---|---|
bin | 10010100010111110000110 |
3 | 100011000011210 |
4 | 102202332012 |
5 | 2221034310 |
6 | 252112250 |
7 | 56216301 |
oct | 22427606 |
9 | 10130153 |
10 | 4861830 |
11 | 2820846 |
12 | 1765686 |
13 | 1012c2c |
14 | 907b38 |
15 | 660820 |
hex | 4a2f86 |
4861830 has 32 divisors (see below), whose sum is σ = 12356064. Its totient is φ = 1220096.
The previous prime is 4861811. The next prime is 4861859. The reversal of 4861830 is 381684.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is an Ulam number.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4257 + ... + 5276.
It is an arithmetic number, because the mean of its divisors is an integer number (386127).
Almost surely, 24861830 is an apocalyptic number.
4861830 is an abundant number, since it is smaller than the sum of its proper divisors (7494234).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4861830 is a wasteful number, since it uses less digits than its factorization.
4861830 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9560.
The product of its (nonzero) digits is 4608, while the sum is 30.
The square root of 4861830 is about 2204.9557818696. The cubic root of 4861830 is about 169.4077429743.
The spelling of 4861830 in words is "four million, eight hundred sixty-one thousand, eight hundred thirty".
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