Base | Representation |
---|---|
bin | 101011111001010000… |
… | …000110011100001110 |
3 | 11111122200002020020002 |
4 | 223321100012130032 |
5 | 1233011120423210 |
6 | 33352445524302 |
7 | 3255650315003 |
oct | 537120063416 |
9 | 144580066202 |
10 | 47131420430 |
11 | 18a96504836 |
12 | 9174273692 |
13 | 45a1680673 |
14 | 23d17778aa |
15 | 135cb104a5 |
hex | af940670e |
47131420430 has 16 divisors (see below), whose sum is σ = 84843357120. Its totient is φ = 18851056992.
The previous prime is 47131420429. The next prime is 47131420447. The reversal of 47131420430 is 3402413174.
It is a junction number, because it is equal to n+sod(n) for n = 47131420393 and 47131420402.
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 7 ways as a sum of consecutive naturals, for example, 53270 + ... + 311609.
It is an arithmetic number, because the mean of its divisors is an integer number (5302709820).
Almost surely, 247131420430 is an apocalyptic number.
47131420430 is a deficient number, since it is larger than the sum of its proper divisors (37711936690).
47131420430 is a wasteful number, since it uses less digits than its factorization.
47131420430 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 377803.
The product of its (nonzero) digits is 8064, while the sum is 29.
The spelling of 47131420430 in words is "forty-seven billion, one hundred thirty-one million, four hundred twenty thousand, four hundred thirty".
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