Base | Representation |
---|---|
bin | 111001111010110110… |
… | …0100011110110111101 |
3 | 102220001100010210022002 |
4 | 1303311230203312331 |
5 | 4014213040332141 |
6 | 133050120232045 |
7 | 11662165420625 |
oct | 1636554436675 |
9 | 386040123262 |
10 | 124381183421 |
11 | 48827a32070 |
12 | 2013300b625 |
13 | b962a8c7b1 |
14 | 603d163885 |
15 | 337e923e9b |
hex | 1cf5b23dbd |
124381183421 has 8 divisors (see below), whose sum is σ = 135805248864. Its totient is φ = 112976565520.
The previous prime is 124381183343. The next prime is 124381183429.
It is a happy number.
124381183421 is nontrivially palindromic in base 10.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-124381183421 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (124381183429) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4848506 + ... + 4874091.
It is an arithmetic number, because the mean of its divisors is an integer number (16975656108).
Almost surely, 2124381183421 is an apocalyptic number.
124381183421 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
124381183421 is a deficient number, since it is larger than the sum of its proper divisors (11424065443).
124381183421 is a wasteful number, since it uses less digits than its factorization.
124381183421 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9723771.
The product of its digits is 36864, while the sum is 38.
The spelling of 124381183421 in words is "one hundred twenty-four billion, three hundred eighty-one million, one hundred eighty-three thousand, four hundred twenty-one".
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