Base | Representation |
---|---|
bin | 1110101011011… |
… | …01110101110110 |
3 | 22120200211010200 |
4 | 13111231311312 |
5 | 223010231202 |
6 | 20115101330 |
7 | 3023421135 |
oct | 725556566 |
9 | 276624120 |
10 | 123133302 |
11 | 63561966 |
12 | 352a1846 |
13 | 1c683156 |
14 | 124d391c |
15 | ac23e1c |
hex | 756dd76 |
123133302 has 48 divisors (see below), whose sum is σ = 277430400. Its totient is φ = 39427200.
The previous prime is 123133301. The next prime is 123133303. The reversal of 123133302 is 203331321.
It is an interprime number because it is at equal distance from previous prime (123133301) and next prime (123133303).
It is a super-2 number, since 2×1231333022 = 30323620122846408, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (123133301) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 82402 + ... + 83882.
It is an arithmetic number, because the mean of its divisors is an integer number (5779800).
Almost surely, 2123133302 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 123133302, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (138715200).
123133302 is an abundant number, since it is smaller than the sum of its proper divisors (154297098).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
123133302 is a wasteful number, since it uses less digits than its factorization.
123133302 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1669 (or 1666 counting only the distinct ones).
The product of its (nonzero) digits is 324, while the sum is 18.
The square root of 123133302 is about 11096.5445973060. The cubic root of 123133302 is about 497.4985759578.
Adding to 123133302 its reverse (203331321), we get a palindrome (326464623).
The spelling of 123133302 in words is "one hundred twenty-three million, one hundred thirty-three thousand, three hundred two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •