Base | Representation |
---|---|
bin | 101100011011000100… |
… | …011010010011110000 |
3 | 11120010012200011012020 |
4 | 230123010122103300 |
5 | 1240141342001144 |
6 | 33525034231440 |
7 | 3306006644460 |
oct | 543304322360 |
9 | 146105604166 |
10 | 47698781424 |
11 | 1925779a518 |
12 | 92b2285580 |
13 | 466208c028 |
14 | 2446c65ba0 |
15 | 1392832419 |
hex | b1b11a4f0 |
47698781424 has 160 divisors (see below), whose sum is σ = 151923133440. Its totient is φ = 12584472576.
The previous prime is 47698781413. The next prime is 47698781461. The reversal of 47698781424 is 42418789674.
It is a hoax number, since the sum of its digits (60) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
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, 223957 + ... + 381515.
It is an arithmetic number, because the mean of its divisors is an integer number (949519584).
Almost surely, 247698781424 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 47698781424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (75961566720).
47698781424 is an abundant number, since it is smaller than the sum of its proper divisors (104224352016).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47698781424 is a wasteful number, since it uses less digits than its factorization.
47698781424 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 157647 (or 157641 counting only the distinct ones).
The product of its digits is 21676032, while the sum is 60.
The spelling of 47698781424 in words is "forty-seven billion, six hundred ninety-eight million, seven hundred eighty-one thousand, four hundred twenty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •