Base | Representation |
---|---|
bin | 1110101001010… |
… | …0000110011110 |
3 | 11021120122221002 |
4 | 3222110012132 |
5 | 111211032110 |
6 | 10032310302 |
7 | 1344044543 |
oct | 352240636 |
9 | 137518832 |
10 | 61424030 |
11 | 31743868 |
12 | 186a2392 |
13 | c9581a5 |
14 | 822cbca |
15 | 55d4aa5 |
hex | 3a9419e |
61424030 has 32 divisors (see below), whose sum is σ = 119361600. Its totient is φ = 22688512.
The previous prime is 61424023. The next prime is 61424039. The reversal of 61424030 is 3042416.
It is a happy number.
61424030 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×614240302 = 7545822922881800, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 61423993 and 61424011.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (61424039) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2066 + ... + 11274.
It is an arithmetic number, because the mean of its divisors is an integer number (3730050).
Almost surely, 261424030 is an apocalyptic number.
61424030 is a deficient number, since it is larger than the sum of its proper divisors (57937570).
61424030 is a wasteful number, since it uses less digits than its factorization.
61424030 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9268.
The product of its (nonzero) digits is 576, while the sum is 20.
The square root of 61424030 is about 7837.3484036375. The cubic root of 61424030 is about 394.5597402090.
Adding to 61424030 its reverse (3042416), we get a palindrome (64466446).
The spelling of 61424030 in words is "sixty-one million, four hundred twenty-four thousand, thirty".
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