Base | Representation |
---|---|
bin | 11011111001011… |
… | …01011001001100 |
3 | 121022100100212102 |
4 | 31330231121030 |
5 | 434402042010 |
6 | 35115454232 |
7 | 5541060221 |
oct | 1574553114 |
9 | 538310772 |
10 | 234018380 |
11 | 110108522 |
12 | 66457378 |
13 | 3963831b |
14 | 23119948 |
15 | 15828ba5 |
hex | df2d64c |
234018380 has 48 divisors (see below), whose sum is σ = 513112320. Its totient is φ = 89548800.
The previous prime is 234018361. The next prime is 234018397. The reversal of 234018380 is 83810432.
It is a happy number.
234018380 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53060 + ... + 57300.
It is an arithmetic number, because the mean of its divisors is an integer number (10689840).
Almost surely, 2234018380 is an apocalyptic number.
234018380 is a gapful number since it is divisible by the number (20) 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 234018380, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (256556160).
234018380 is an abundant number, since it is smaller than the sum of its proper divisors (279093940).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
234018380 is a wasteful number, since it uses less digits than its factorization.
234018380 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4370 (or 4368 counting only the distinct ones).
The product of its (nonzero) digits is 4608, while the sum is 29.
The square root of 234018380 is about 15297.6592980756. The cubic root of 234018380 is about 616.2401485368.
The spelling of 234018380 in words is "two hundred thirty-four million, eighteen thousand, three hundred eighty".
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