Base | Representation |
---|---|
bin | 111010000111… |
… | …1111001110100 |
3 | 2010100020020220 |
4 | 1310033321310 |
5 | 30300130334 |
6 | 3005054340 |
7 | 520011012 |
oct | 164177164 |
9 | 63306226 |
10 | 30473844 |
11 | 162244a5 |
12 | a2573b0 |
13 | 640c87b |
14 | 40938b2 |
15 | 2a1e449 |
hex | 1d0fe74 |
30473844 has 24 divisors (see below), whose sum is σ = 71338848. Its totient is φ = 10124640.
The previous prime is 30473819. The next prime is 30473879. The reversal of 30473844 is 44837403.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 202 + ... + 7809.
It is an arithmetic number, because the mean of its divisors is an integer number (2972452).
Almost surely, 230473844 is an apocalyptic number.
It is an amenable number.
30473844 is an abundant number, since it is smaller than the sum of its proper divisors (40865004).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30473844 is a wasteful number, since it uses less digits than its factorization.
30473844 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8335 (or 8333 counting only the distinct ones).
The product of its (nonzero) digits is 32256, while the sum is 33.
The square root of 30473844 is about 5520.3119477073. The cubic root of 30473844 is about 312.3506494869.
The spelling of 30473844 in words is "thirty million, four hundred seventy-three thousand, eight hundred forty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •