Base | Representation |
---|---|
bin | 1010000100100… |
… | …1010001001111 |
3 | 2221111011201011 |
4 | 2201021101033 |
5 | 41303240101 |
6 | 4105230051 |
7 | 1022026606 |
oct | 241112117 |
9 | 87434634 |
10 | 42243151 |
11 | 219329a5 |
12 | 12192327 |
13 | 89a0862 |
14 | 5878a3d |
15 | 3a96751 |
hex | 284944f |
42243151 has 8 divisors (see below), whose sum is σ = 42666624. Its totient is φ = 41822040.
The previous prime is 42243143. The next prime is 42243167. The reversal of 42243151 is 15134224.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 42243151 - 23 = 42243143 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42243101) 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, 73696 + ... + 74266.
It is an arithmetic number, because the mean of its divisors is an integer number (5333328).
Almost surely, 242243151 is an apocalyptic number.
42243151 is a deficient number, since it is larger than the sum of its proper divisors (423473).
42243151 is a wasteful number, since it uses less digits than its factorization.
42243151 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1181.
The product of its digits is 960, while the sum is 22.
The square root of 42243151 is about 6499.4731324931. The cubic root of 42243151 is about 348.2721672984.
Adding to 42243151 its reverse (15134224), we get a palindrome (57377375).
The spelling of 42243151 in words is "forty-two million, two hundred forty-three thousand, one hundred fifty-one".
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