Base | Representation |
---|---|
bin | 111001100010… |
… | …0100101100000 |
3 | 2002202120001222 |
4 | 1303010211200 |
5 | 30210242334 |
6 | 2554314212 |
7 | 514254416 |
oct | 163044540 |
9 | 62676058 |
10 | 30165344 |
11 | 16033740 |
12 | a128968 |
13 | 6332321 |
14 | 40132b6 |
15 | 29acd2e |
hex | 1cc4960 |
30165344 has 72 divisors (see below), whose sum is σ = 69577704. Its totient is φ = 12723200.
The previous prime is 30165329. The next prime is 30165347. The reversal of 30165344 is 44356103.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30165347) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 424829 + ... + 424899.
It is an arithmetic number, because the mean of its divisors is an integer number (966357).
Almost surely, 230165344 is an apocalyptic number.
30165344 is a gapful number since it is divisible by the number (34) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 30165344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34788852).
30165344 is an abundant number, since it is smaller than the sum of its proper divisors (39412360).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30165344 is a wasteful number, since it uses less digits than its factorization.
30165344 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 180 (or 101 counting only the distinct ones).
The product of its (nonzero) digits is 4320, while the sum is 26.
The square root of 30165344 is about 5492.2986080511. The cubic root of 30165344 is about 311.2930520062.
The spelling of 30165344 in words is "thirty million, one hundred sixty-five thousand, three hundred forty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.024 sec. • engine limits •