Base | Representation |
---|---|
bin | 101011110101011111… |
… | …000111100101100100 |
3 | 11111111021012202112000 |
4 | 223311133013211210 |
5 | 1232343432422140 |
6 | 33342311525300 |
7 | 3254252340024 |
oct | 536537074544 |
9 | 144437182460 |
10 | 47068248420 |
11 | 18a63887766 |
12 | 9157089830 |
13 | 459156298b |
14 | 23c7211a84 |
15 | 13572d2a30 |
hex | af57c7964 |
47068248420 has 96 divisors (see below), whose sum is σ = 147201546240. Its totient is φ = 12485790720.
The previous prime is 47068248413. The next prime is 47068248497. The reversal of 47068248420 is 2484286074.
47068248420 is a `hidden beast` number, since 4 + 70 + 6 + 82 + 484 + 20 = 666.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 125037 + ... + 331316.
It is an arithmetic number, because the mean of its divisors is an integer number (1533349440).
Almost surely, 247068248420 is an apocalyptic number.
It is an amenable number.
47068248420 is an abundant number, since it is smaller than the sum of its proper divisors (100133297820).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47068248420 is a wasteful number, since it uses less digits than its factorization.
47068248420 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 456562 (or 456554 counting only the distinct ones).
The product of its (nonzero) digits is 688128, while the sum is 45.
The spelling of 47068248420 in words is "forty-seven billion, sixty-eight million, two hundred forty-eight thousand, four hundred twenty".
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