Base | Representation |
---|---|
bin | 111001110101011101… |
… | …0001101001111011100 |
3 | 102212120201121110101101 |
4 | 1303222322031033130 |
5 | 4013330223231140 |
6 | 133020133322444 |
7 | 11654540243515 |
oct | 1635272151734 |
9 | 385521543341 |
10 | 124200211420 |
11 | 4874486612a |
12 | 200a2496424 |
13 | b93443837c |
14 | 60230d5a0c |
15 | 336dac799a |
hex | 1ceae8d3dc |
124200211420 has 24 divisors (see below), whose sum is σ = 261078980400. Its totient is φ = 49630839552.
The previous prime is 124200211403. The next prime is 124200211451. The reversal of 124200211420 is 24112002421.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3057130 + ... + 3097489.
It is an arithmetic number, because the mean of its divisors is an integer number (10878290850).
Almost surely, 2124200211420 is an apocalyptic number.
124200211420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
124200211420 is an abundant number, since it is smaller than the sum of its proper divisors (136878768980).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
124200211420 is a wasteful number, since it uses less digits than its factorization.
124200211420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6155637 (or 6155635 counting only the distinct ones).
The product of its (nonzero) digits is 256, while the sum is 19.
Adding to 124200211420 its reverse (24112002421), we get a palindrome (148312213841).
The spelling of 124200211420 in words is "one hundred twenty-four billion, two hundred million, two hundred eleven thousand, four hundred twenty".
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