Base | Representation |
---|---|
bin | 1111000111101… |
… | …01000000000100 |
3 | 22211122202200100 |
4 | 13203311000010 |
5 | 224432121034 |
6 | 20330244100 |
7 | 3100026321 |
oct | 743650004 |
9 | 284582610 |
10 | 126832644 |
11 | 65659274 |
12 | 36586630 |
13 | 20379c03 |
14 | 12bb7b48 |
15 | b205099 |
hex | 78f5004 |
126832644 has 27 divisors (see below), whose sum is σ = 320775637. Its totient is φ = 42255024.
The previous prime is 126832637. The next prime is 126832661. The reversal of 126832644 is 446238621.
The square root of 126832644 is 11262.
It is a perfect power (a square), and thus also a powerful number.
126832644 is a `hidden beast` number, since 1 + 2 + 6 + 8 + 3 + 2 + 644 = 666.
It can be written as a sum of positive squares in only one way, i.e., 79388100 + 47444544 = 8910^2 + 6888^2 .
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 126832599 and 126832608.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 66634 + ... + 68510.
Almost surely, 2126832644 is an apocalyptic number.
126832644 is the 11262-nd square number.
It is an amenable number.
126832644 is an abundant number, since it is smaller than the sum of its proper divisors (193942993).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
126832644 is an equidigital number, since it uses as much as digits as its factorization.
126832644 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3764 (or 1882 counting only the distinct ones).
The product of its digits is 55296, while the sum is 36.
The cubic root of 126832644 is about 502.4316800262.
Multiplying 126832644 by its sum of digits (36), we get a square (4565975184 = 675722).
126832644 divided by its sum of digits (36) gives a square (3523129 = 18772).
The spelling of 126832644 in words is "one hundred twenty-six million, eight hundred thirty-two thousand, six hundred forty-four".
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