Base | Representation |
---|---|
bin | 1011111111101… |
… | …0101111110010 |
3 | 10111200000112011 |
4 | 2333322233302 |
5 | 100334411010 |
6 | 4554153134 |
7 | 1150425523 |
oct | 277725762 |
9 | 114600464 |
10 | 50310130 |
11 | 26442822 |
12 | 14a227aa |
13 | a566610 |
14 | 697884a |
15 | 463ba8a |
hex | 2ffabf2 |
50310130 has 32 divisors (see below), whose sum is σ = 98131824. Its totient is φ = 18460416.
The previous prime is 50310107. The next prime is 50310137. The reversal of 50310130 is 3101305.
It can be written as a sum of positive squares in 8 ways, for example, as 31708161 + 18601969 = 5631^2 + 4313^2 .
It is a super-2 number, since 2×503101302 = 5062218361233800, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (13).
It is a self number, because there is not a number n which added to its sum of digits gives 50310130.
It is not an unprimeable number, because it can be changed into a prime (50310137) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21372 + ... + 23608.
Almost surely, 250310130 is an apocalyptic number.
50310130 is a deficient number, since it is larger than the sum of its proper divisors (47821694).
50310130 is a wasteful number, since it uses less digits than its factorization.
50310130 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2430.
The product of its (nonzero) digits is 45, while the sum is 13.
The square root of 50310130 is about 7092.9634145398. The cubic root of 50310130 is about 369.1632662500.
Adding to 50310130 its reverse (3101305), we get a palindrome (53411435).
The spelling of 50310130 in words is "fifty million, three hundred ten thousand, one hundred thirty".
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