Base | Representation |
---|---|
bin | 100100101101100101… |
… | …010010001010111100 |
3 | 10202202012122202021222 |
4 | 210231211102022330 |
5 | 1121212340013030 |
6 | 30035315412512 |
7 | 2563564555163 |
oct | 445545221274 |
9 | 122665582258 |
10 | 39419454140 |
11 | 15799288380 |
12 | 77815b4138 |
13 | 3942a087c1 |
14 | 1c9d44a3da |
15 | 105aa5d3e5 |
hex | 92d9522bc |
39419454140 has 48 divisors (see below), whose sum is σ = 95618535264. Its totient is φ = 13491148800.
The previous prime is 39419454131. The next prime is 39419454203. The reversal of 39419454140 is 4145491493.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (44).
It is a junction number, because it is equal to n+sod(n) for n = 39419454091 and 39419454100.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5266241 + ... + 5273720.
It is an arithmetic number, because the mean of its divisors is an integer number (1992052818).
Almost surely, 239419454140 is an apocalyptic number.
It is an amenable number.
39419454140 is an abundant number, since it is smaller than the sum of its proper divisors (56199081124).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
39419454140 is a wasteful number, since it uses less digits than its factorization.
39419454140 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10539998 (or 10539996 counting only the distinct ones).
The product of its (nonzero) digits is 311040, while the sum is 44.
The spelling of 39419454140 in words is "thirty-nine billion, four hundred nineteen million, four hundred fifty-four thousand, one hundred forty".
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