Base | Representation |
---|---|
bin | 1010001001101… |
… | …0000011001110 |
3 | 2222002222120221 |
4 | 2202122003032 |
5 | 41344332110 |
6 | 4120301554 |
7 | 1024605352 |
oct | 242320316 |
9 | 88088527 |
10 | 42574030 |
11 | 22039554 |
12 | 123118ba |
13 | 8a88345 |
14 | 5923462 |
15 | 3b0e7da |
hex | 289a0ce |
42574030 has 16 divisors (see below), whose sum is σ = 79276320. Its totient is φ = 16442272.
The previous prime is 42574009. The next prime is 42574039. The reversal of 42574030 is 3047524.
It is a junction number, because it is equal to n+sod(n) for n = 42573986 and 42574004.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42574039) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73114 + ... + 73693.
It is an arithmetic number, because the mean of its divisors is an integer number (4954770).
Almost surely, 242574030 is an apocalyptic number.
42574030 is a deficient number, since it is larger than the sum of its proper divisors (36702290).
42574030 is a wasteful number, since it uses less digits than its factorization.
42574030 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 146843.
The product of its (nonzero) digits is 3360, while the sum is 25.
The square root of 42574030 is about 6524.8777766331. The cubic root of 42574030 is about 349.1791102044.
The spelling of 42574030 in words is "forty-two million, five hundred seventy-four thousand, thirty".
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