Base | Representation |
---|---|
bin | 101111001110000101… |
… | …001100001001010101 |
3 | 11211212111221220200000 |
4 | 233032011030021111 |
5 | 1312314214412341 |
6 | 35143042041513 |
7 | 3443305541403 |
oct | 571605141125 |
9 | 154774856600 |
10 | 50702107221 |
11 | 1a559021657 |
12 | 99b0049299 |
13 | 4a2036929c |
14 | 264da96473 |
15 | 14bb3318b6 |
hex | bce14c255 |
50702107221 has 48 divisors (see below), whose sum is σ = 79997299200. Its totient is φ = 32001898608.
The previous prime is 50702107207. The next prime is 50702107231. The reversal of 50702107221 is 12270120705.
It is not a de Polignac number, because 50702107221 - 210 = 50702106197 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (50702107231) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 10833760 + ... + 10838438.
It is an arithmetic number, because the mean of its divisors is an integer number (1666610400).
Almost surely, 250702107221 is an apocalyptic number.
It is an amenable number.
50702107221 is a deficient number, since it is larger than the sum of its proper divisors (29295191979).
50702107221 is a wasteful number, since it uses less digits than its factorization.
50702107221 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7060 (or 7048 counting only the distinct ones).
The product of its (nonzero) digits is 1960, while the sum is 27.
Adding to 50702107221 its reverse (12270120705), we get a palindrome (62972227926).
The spelling of 50702107221 in words is "fifty billion, seven hundred two million, one hundred seven thousand, two hundred twenty-one".
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