Base | Representation |
---|---|
bin | 1110100110011… |
… | …1001011110010 |
3 | 11021020022120000 |
4 | 3221213023302 |
5 | 111134140200 |
6 | 10024330430 |
7 | 1342350264 |
oct | 351471362 |
9 | 137208500 |
10 | 61240050 |
11 | 31628613 |
12 | 18613a16 |
13 | c8c2521 |
14 | 81c1b34 |
15 | 559a300 |
hex | 3a672f2 |
61240050 has 60 divisors (see below), whose sum is σ = 170167866. Its totient is φ = 16329600.
The previous prime is 61240027. The next prime is 61240051. The reversal of 61240050 is 5004216.
It is a happy number.
61240050 is a `hidden beast` number, since 612 + 4 + 0 + 0 + 50 = 666.
It can be written as a sum of positive squares in 3 ways, for example, as 36469521 + 24770529 = 6039^2 + 4977^2 .
It is a Harshad number since it is a multiple of its sum of digits (18).
It is not an unprimeable number, because it can be changed into a prime (61240051) by changing a digit.
It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 3511 + ... + 11610.
Almost surely, 261240050 is an apocalyptic number.
61240050 is an abundant number, since it is smaller than the sum of its proper divisors (108927816).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
61240050 is a wasteful number, since it uses less digits than its factorization.
61240050 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15145 (or 15131 counting only the distinct ones).
The product of its (nonzero) digits is 240, while the sum is 18.
The square root of 61240050 is about 7825.6022132485. The cubic root of 61240050 is about 394.1654119205.
Adding to 61240050 its reverse (5004216), we get a palindrome (66244266).
The spelling of 61240050 in words is "sixty-one million, two hundred forty thousand, fifty".
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