Base | Representation |
---|---|
bin | 10101100111101001111000… |
… | …11000110110110001111100 |
3 | 20020022222020011002010102200 |
4 | 22303310330120312301330 |
5 | 22212412012033220340 |
6 | 245040255054351500 |
7 | 13004540142414003 |
oct | 1263647430666174 |
9 | 206288204063380 |
10 | 47542006148220 |
11 | 1416a4a7064791 |
12 | 53b9b617bb590 |
13 | 206b26591105c |
14 | ba508c71bc3a |
15 | 576a23c10330 |
hex | 2b3d3c636c7c |
47542006148220 has 144 divisors (see below), whose sum is σ = 146148856613760. Its totient is φ = 12507733075968.
The previous prime is 47542006148209. The next prime is 47542006148249. The reversal of 47542006148220 is 2284160024574.
47542006148220 is a `hidden beast` number, since 4 + 7 + 5 + 4 + 2 + 0 + 0 + 614 + 8 + 2 + 20 = 666.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 17154474 + ... + 19732206.
Almost surely, 247542006148220 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 47542006148220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (73074428306880).
47542006148220 is an abundant number, since it is smaller than the sum of its proper divisors (98606850465540).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47542006148220 is a wasteful number, since it uses less digits than its factorization.
47542006148220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2579124 (or 2579119 counting only the distinct ones).
The product of its (nonzero) digits is 860160, while the sum is 45.
The spelling of 47542006148220 in words is "forty-seven trillion, five hundred forty-two billion, six million, one hundred forty-eight thousand, two hundred twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.082 sec. • engine limits •