Base | Representation |
---|---|
bin | 101111001000111001… |
… | …101111000100110000 |
3 | 11211122110110111201111 |
4 | 233020321233010300 |
5 | 1312124443442410 |
6 | 35130255443104 |
7 | 3441202154431 |
oct | 571071570460 |
9 | 154573414644 |
10 | 50615218480 |
11 | 1a513a75882 |
12 | 9986b26494 |
13 | 4a08366528 |
14 | 2642319488 |
15 | 14b38bbb8a |
hex | bc8e6f130 |
50615218480 has 80 divisors (see below), whose sum is σ = 120954535200. Its totient is φ = 19690260480.
The previous prime is 50615218457. The next prime is 50615218499. The reversal of 50615218480 is 8481251605.
It is a happy number.
50615218480 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a tau number, because it is divible by the number of its divisors (80).
It is a Harshad number since it is a multiple of its sum of digits (40).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 376051 + ... + 492589.
It is an arithmetic number, because the mean of its divisors is an integer number (1511931690).
Almost surely, 250615218480 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 50615218480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60477267600).
50615218480 is an abundant number, since it is smaller than the sum of its proper divisors (70339316720).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
50615218480 is a wasteful number, since it uses less digits than its factorization.
50615218480 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 116702 (or 116696 counting only the distinct ones).
The product of its (nonzero) digits is 76800, while the sum is 40.
The spelling of 50615218480 in words is "fifty billion, six hundred fifteen million, two hundred eighteen thousand, four hundred eighty".
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