Base | Representation |
---|---|
bin | 1011111101000… |
… | …1010110001001 |
3 | 10111100101220112 |
4 | 2333101112021 |
5 | 100313444203 |
6 | 4550404105 |
7 | 1146121241 |
oct | 277212611 |
9 | 114311815 |
10 | 50140553 |
11 | 26337381 |
12 | 14960635 |
13 | a507388 |
14 | 6932b21 |
15 | 46066d8 |
hex | 2fd1589 |
50140553 has 4 divisors (see below), whose sum is σ = 50704020. Its totient is φ = 49577088.
The previous prime is 50140543. The next prime is 50140567. The reversal of 50140553 is 35504105.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 17330569 + 32809984 = 4163^2 + 5728^2 .
It is a cyclic number.
It is not a de Polignac number, because 50140553 - 216 = 50075017 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (50140543) 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, 281600 + ... + 281777.
It is an arithmetic number, because the mean of its divisors is an integer number (12676005).
Almost surely, 250140553 is an apocalyptic number.
It is an amenable number.
50140553 is a deficient number, since it is larger than the sum of its proper divisors (563467).
50140553 is an equidigital number, since it uses as much as digits as its factorization.
50140553 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 563466.
The product of its (nonzero) digits is 1500, while the sum is 23.
The square root of 50140553 is about 7080.9994351080. Note that the first 3 decimals coincide. The cubic root of 50140553 is about 368.7480280274.
Adding to 50140553 its reverse (35504105), we get a palindrome (85644658).
The spelling of 50140553 in words is "fifty million, one hundred forty thousand, five hundred fifty-three".
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