Base | Representation |
---|---|
bin | 1100000001100… |
… | …1111111110111 |
3 | 10111220112010002 |
4 | 3000121333313 |
5 | 100403010020 |
6 | 5001021515 |
7 | 1151500646 |
oct | 300317767 |
9 | 114815102 |
10 | 50438135 |
11 | 2651aa10 |
12 | 14a8489b |
13 | a5ac967 |
14 | 69ad35d |
15 | 4664975 |
hex | 3019ff7 |
50438135 has 16 divisors (see below), whose sum is σ = 66167712. Its totient is φ = 36604800.
The previous prime is 50438119. The next prime is 50438137. The reversal of 50438135 is 53183405.
It is not a de Polignac number, because 50438135 - 24 = 50438119 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 50438098 and 50438107.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (50438137) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44597 + ... + 45713.
It is an arithmetic number, because the mean of its divisors is an integer number (4135482).
Almost surely, 250438135 is an apocalyptic number.
50438135 is a gapful number since it is divisible by the number (55) formed by its first and last digit.
50438135 is a deficient number, since it is larger than the sum of its proper divisors (15729577).
50438135 is a wasteful number, since it uses less digits than its factorization.
50438135 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1954.
The product of its (nonzero) digits is 7200, while the sum is 29.
The square root of 50438135 is about 7101.9810616475. The cubic root of 50438135 is about 369.4760907475.
The spelling of 50438135 in words is "fifty million, four hundred thirty-eight thousand, one hundred thirty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •