Base | Representation |
---|---|
bin | 10000000010101… |
… | …101011110100100 |
3 | 200202110000221010 |
4 | 100002231132210 |
5 | 1022400133040 |
6 | 42412422220 |
7 | 6445463163 |
oct | 2002553644 |
9 | 622400833 |
10 | 269146020 |
11 | 128a20430 |
12 | 76177970 |
13 | 439b7200 |
14 | 27a613da |
15 | 18966e80 |
hex | 100ad7a4 |
269146020 has 288 divisors, whose sum is σ = 944455680. Its totient is φ = 56609280.
The previous prime is 269145959. The next prime is 269146021. The reversal of 269146020 is 20641962.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is not an unprimeable number, because it can be changed into a prime (269146021) by changing a digit.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2119197 + ... + 2119323.
It is an arithmetic number, because the mean of its divisors is an integer number (3279360).
Almost surely, 2269146020 is an apocalyptic number.
269146020 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 269146020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (472227840).
269146020 is an abundant number, since it is smaller than the sum of its proper divisors (675309660).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
269146020 is a wasteful number, since it uses less digits than its factorization.
269146020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 195 (or 180 counting only the distinct ones).
The product of its (nonzero) digits is 5184, while the sum is 30.
The square root of 269146020 is about 16405.6703611891. The cubic root of 269146020 is about 645.6482635677.
Adding to 269146020 its reverse (20641962), we get a palindrome (289787982).
The spelling of 269146020 in words is "two hundred sixty-nine million, one hundred forty-six thousand, twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •