Base | Representation |
---|---|
bin | 11011111111100… |
… | …11011111010100 |
3 | 121100212120220021 |
4 | 31333303133110 |
5 | 440104023110 |
6 | 35145114524 |
7 | 5551006633 |
oct | 1577633724 |
9 | 540776807 |
10 | 234829780 |
11 | 1106120a9 |
12 | 66788a44 |
13 | 39860743 |
14 | 2328b51a |
15 | 159392da |
hex | dff37d4 |
234829780 has 12 divisors (see below), whose sum is σ = 493142580. Its totient is φ = 93931904.
The previous prime is 234829769. The next prime is 234829781. The reversal of 234829780 is 87928432.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 110418064 + 124411716 = 10508^2 + 11154^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (234829781) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5870725 + ... + 5870764.
It is an arithmetic number, because the mean of its divisors is an integer number (41095215).
Almost surely, 2234829780 is an apocalyptic number.
234829780 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
234829780 is an abundant number, since it is smaller than the sum of its proper divisors (258312800).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
234829780 is a wasteful number, since it uses less digits than its factorization.
234829780 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11741498 (or 11741496 counting only the distinct ones).
The product of its (nonzero) digits is 193536, while the sum is 43.
The square root of 234829780 is about 15324.1567467838. The cubic root of 234829780 is about 616.9515463229.
The spelling of 234829780 in words is "two hundred thirty-four million, eight hundred twenty-nine thousand, seven hundred eighty".
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