Base | Representation |
---|---|
bin | 1111000010001… |
… | …11111010110100 |
3 | 22210022202012011 |
4 | 13201013322310 |
5 | 224241424300 |
6 | 20303134004 |
7 | 3061014403 |
oct | 741077264 |
9 | 283282164 |
10 | 126123700 |
11 | 6521466a |
12 | 362a4304 |
13 | 2018c311 |
14 | 12a7163a |
15 | b114eba |
hex | 7847eb4 |
126123700 has 36 divisors (see below), whose sum is σ = 275871232. Its totient is φ = 50047200.
The previous prime is 126123689. The next prime is 126123703. The reversal of 126123700 is 7321621.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (126123703) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7735 + ... + 17665.
Almost surely, 2126123700 is an apocalyptic number.
126123700 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 126123700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (137935616).
126123700 is an abundant number, since it is smaller than the sum of its proper divisors (149747532).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
126123700 is a wasteful number, since it uses less digits than its factorization.
126123700 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10072 (or 10065 counting only the distinct ones).
The product of its (nonzero) digits is 504, while the sum is 22.
The square root of 126123700 is about 11230.4808445587. The cubic root of 126123700 is about 501.4937993493.
The spelling of 126123700 in words is "one hundred twenty-six million, one hundred twenty-three thousand, seven hundred".
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