Base | Representation |
---|---|
bin | 111001111100010111… |
… | …1111011111010000001 |
3 | 102220011220111212020110 |
4 | 1303320233323322001 |
5 | 4014314143300001 |
6 | 133055150101533 |
7 | 11663356643250 |
oct | 1637057737201 |
9 | 386156455213 |
10 | 124432400001 |
11 | 48853933918 |
12 | 201481aa8a9 |
13 | b970582870 |
14 | 6045c96797 |
15 | 338418e3d6 |
hex | 1cf8bfbe81 |
124432400001 has 32 divisors (see below), whose sum is σ = 204514616320. Its totient is φ = 65532504384.
The previous prime is 124432399921. The next prime is 124432400021. The reversal of 124432400001 is 100004234421.
It is a de Polignac number, because none of the positive numbers 2k-124432400001 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is not an unprimeable number, because it can be changed into a prime (124432400021) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 178891 + ... + 529968.
It is an arithmetic number, because the mean of its divisors is an integer number (6391081760).
Almost surely, 2124432400001 is an apocalyptic number.
It is an amenable number.
124432400001 is a deficient number, since it is larger than the sum of its proper divisors (80082216319).
124432400001 is a wasteful number, since it uses less digits than its factorization.
124432400001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 709525.
The product of its (nonzero) digits is 768, while the sum is 21.
Adding to 124432400001 its reverse (100004234421), we get a palindrome (224436634422).
The spelling of 124432400001 in words is "one hundred twenty-four billion, four hundred thirty-two million, four hundred thousand, one".
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