Base | Representation |
---|---|
bin | 101111001001010001… |
… | …100101010110111110 |
3 | 11211122220020010101112 |
4 | 233021101211112332 |
5 | 1312133044021032 |
6 | 35131041442022 |
7 | 3441306253025 |
oct | 571121452676 |
9 | 154586203345 |
10 | 50621470142 |
11 | 1a517555841 |
12 | 9989040312 |
13 | 4a09744c39 |
14 | 26430a58bc |
15 | 14b42041b2 |
hex | bc94655be |
50621470142 has 8 divisors (see below), whose sum is σ = 76371120216. Its totient is φ = 25164430072.
The previous prime is 50621470127. The next prime is 50621470147. The reversal of 50621470142 is 24107412605.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 50621470099 and 50621470108.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (50621470147) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73152068 + ... + 73152759.
It is an arithmetic number, because the mean of its divisors is an integer number (9546390027).
Almost surely, 250621470142 is an apocalyptic number.
50621470142 is a deficient number, since it is larger than the sum of its proper divisors (25749650074).
50621470142 is a wasteful number, since it uses less digits than its factorization.
50621470142 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 146305002.
The product of its (nonzero) digits is 13440, while the sum is 32.
Adding to 50621470142 its reverse (24107412605), we get a palindrome (74728882747).
The spelling of 50621470142 in words is "fifty billion, six hundred twenty-one million, four hundred seventy thousand, one hundred forty-two".
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