Base | Representation |
---|---|
bin | 1111000010100… |
… | …00100000100000 |
3 | 22210101112110010 |
4 | 13201100200200 |
5 | 224244041010 |
6 | 20304004520 |
7 | 3061222101 |
oct | 741204040 |
9 | 283345403 |
10 | 126158880 |
11 | 65239041 |
12 | 36300740 |
13 | 201a2333 |
14 | 12a803a8 |
15 | b120620 |
hex | 7850820 |
126158880 has 96 divisors (see below), whose sum is σ = 398974464. Its totient is φ = 33509376.
The previous prime is 126158873. The next prime is 126158891. The reversal of 126158880 is 88851621.
It is a tau number, because it is divible by the number of its divisors (96).
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, 207537 + ... + 208143.
It is an arithmetic number, because the mean of its divisors is an integer number (4155984).
Almost surely, 2126158880 is an apocalyptic number.
126158880 is a gapful number since it is divisible by the number (10) 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 126158880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (199487232).
126158880 is an abundant number, since it is smaller than the sum of its proper divisors (272815584).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
126158880 is a wasteful number, since it uses less digits than its factorization.
126158880 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1058 (or 1050 counting only the distinct ones).
The product of its (nonzero) digits is 30720, while the sum is 39.
The square root of 126158880 is about 11232.0470084486. The cubic root of 126158880 is about 501.5404226557.
The spelling of 126158880 in words is "one hundred twenty-six million, one hundred fifty-eight thousand, eight hundred eighty".
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