Base | Representation |
---|---|
bin | 1100011101001… |
… | …0011011011101 |
3 | 10122022011202010 |
4 | 3013102123131 |
5 | 101333222031 |
6 | 5103421433 |
7 | 1203023310 |
oct | 307223335 |
9 | 118264663 |
10 | 52242141 |
11 | 27542326 |
12 | 155b4879 |
13 | aa91b13 |
14 | 6d1c977 |
15 | 48be246 |
hex | 31d26dd |
52242141 has 16 divisors (see below), whose sum is σ = 79751808. Its totient is φ = 29798400.
The previous prime is 52242107. The next prime is 52242143. The reversal of 52242141 is 14124225.
It is not a de Polignac number, because 52242141 - 210 = 52241117 is a prime.
It is a super-3 number, since 3×522421413 (a number of 24 digits) contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (52242143) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11521 + ... + 15401.
It is an arithmetic number, because the mean of its divisors is an integer number (4984488).
Almost surely, 252242141 is an apocalyptic number.
It is an amenable number.
52242141 is a deficient number, since it is larger than the sum of its proper divisors (27509667).
52242141 is a wasteful number, since it uses less digits than its factorization.
52242141 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4532.
The product of its digits is 640, while the sum is 21.
The square root of 52242141 is about 7227.8725085602. The cubic root of 52242141 is about 373.8295738520.
Adding to 52242141 its reverse (14124225), we get a palindrome (66366366).
The spelling of 52242141 in words is "fifty-two million, two hundred forty-two thousand, one hundred forty-one".
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