Base | Representation |
---|---|
bin | 101110101101011110… |
… | …111011001001010000 |
3 | 11210110101212102010121 |
4 | 232231132323021100 |
5 | 1310204213031300 |
6 | 35012504040024 |
7 | 3423615132022 |
oct | 565536731120 |
9 | 153411772117 |
10 | 50155205200 |
11 | 1a2a8340011 |
12 | 9878a63014 |
13 | 4963c71c19 |
14 | 25db1b2012 |
15 | 148830181a |
hex | bad7bb250 |
50155205200 has 30 divisors (see below), whose sum is σ = 120497881454. Its totient is φ = 20062081920.
The previous prime is 50155205197. The next prime is 50155205207. The reversal of 50155205200 is 250255105.
It is a happy number.
It can be written as a sum of positive squares in 3 ways, for example, as 6301819456 + 43853385744 = 79384^2 + 209412^2 .
It is a Harshad number since it is a multiple of its sum of digits (25).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (50155205207) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 62693607 + ... + 62694406.
Almost surely, 250155205200 is an apocalyptic number.
50155205200 is a gapful number since it is divisible by the number (50) formed by its first and last digit.
It is an amenable number.
50155205200 is an abundant number, since it is smaller than the sum of its proper divisors (70342676254).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
50155205200 is a wasteful number, since it uses less digits than its factorization.
50155205200 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 125388031 (or 125388020 counting only the distinct ones).
The product of its (nonzero) digits is 2500, while the sum is 25.
The spelling of 50155205200 in words is "fifty billion, one hundred fifty-five million, two hundred five thousand, two hundred".
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