Base | Representation |
---|---|
bin | 1111000110101… |
… | …00101001011000 |
3 | 22211102000220001 |
4 | 13203110221120 |
5 | 224413400440 |
6 | 20323342344 |
7 | 3065635051 |
oct | 743245130 |
9 | 284360801 |
10 | 126700120 |
11 | 65578748 |
12 | 365219b4 |
13 | 203317b1 |
14 | 12b81728 |
15 | b1cab9a |
hex | 78d4a58 |
126700120 has 32 divisors (see below), whose sum is σ = 287608320. Its totient is φ = 50229760.
The previous prime is 126700117. The next prime is 126700129. The reversal of 126700120 is 21007621.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (126700129) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9496 + ... + 18535.
It is an arithmetic number, because the mean of its divisors is an integer number (8987760).
Almost surely, 2126700120 is an apocalyptic number.
126700120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
126700120 is an abundant number, since it is smaller than the sum of its proper divisors (160908200).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
126700120 is a wasteful number, since it uses less digits than its factorization.
126700120 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28155 (or 28151 counting only the distinct ones).
The product of its (nonzero) digits is 168, while the sum is 19.
The square root of 126700120 is about 11256.1147826415. The cubic root of 126700120 is about 502.2566266172.
Adding to 126700120 its reverse (21007621), we get a palindrome (147707741).
The spelling of 126700120 in words is "one hundred twenty-six million, seven hundred thousand, one hundred twenty".
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