Base | Representation |
---|---|
bin | 10101110010000001110100… |
… | …11010110101100011110001 |
3 | 20021121001021201020012012100 |
4 | 22321000322122311203301 |
5 | 22234232014040224031 |
6 | 245512125135051013 |
7 | 13042356243145431 |
oct | 1271007232654361 |
9 | 207531251205170 |
10 | 47898455398641 |
11 | 142976913a9361 |
12 | 545705b970a69 |
13 | 2095a60671b93 |
14 | bb84249042c1 |
15 | 580e3703cde6 |
hex | 2b903a6b58f1 |
47898455398641 has 9 divisors (see below), whose sum is σ = 69186687788491. Its totient is φ = 31932289757352.
The previous prime is 47898455398627. The next prime is 47898455398667. The reversal of 47898455398641 is 14689355489874.
The square root of 47898455398641 is 6920871.
It is a perfect power (a square), and thus also a powerful number.
47898455398641 is a `hidden beast` number, since 4 + 7 + 8 + 98 + 455 + 39 + 8 + 6 + 41 = 666.
47898455398641 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in only one way, i.e., 36323463341025 + 11574992057616 = 6026895^2 + 3402204^2 .
It is a tau number, because it is divible by the number of its divisors (9).
It is not a de Polignac number, because 47898455398641 - 213 = 47898455390449 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (47898455398441) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 19609135 + ... + 21916091.
Almost surely, 247898455398641 is an apocalyptic number.
47898455398641 is the 6920871-st square number.
47898455398641 is the 3460436-th centered octagonal number.
It is an amenable number.
47898455398641 is a deficient number, since it is larger than the sum of its proper divisors (21288232389850).
47898455398641 is an frugal number, since it uses more digits than its factorization.
47898455398641 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4613920 (or 2306960 counting only the distinct ones).
The product of its digits is 8360755200, while the sum is 81.
The spelling of 47898455398641 in words is "forty-seven trillion, eight hundred ninety-eight billion, four hundred fifty-five million, three hundred ninety-eight thousand, six hundred forty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.084 sec. • engine limits •