Base | Representation |
---|---|
bin | 1010000010111… |
… | …0001001010011 |
3 | 2221021112022100 |
4 | 2200232021103 |
5 | 41241211201 |
6 | 4103011443 |
7 | 1021054653 |
oct | 240561123 |
9 | 87245270 |
10 | 42132051 |
11 | 21867485 |
12 | 12139b83 |
13 | 8962110 |
14 | 584a363 |
15 | 3a73886 |
hex | 282e253 |
42132051 has 24 divisors (see below), whose sum is σ = 67144896. Its totient is φ = 25292160.
The previous prime is 42132031. The next prime is 42132053. The reversal of 42132051 is 15023124.
It is not a de Polignac number, because 42132051 - 27 = 42131923 is a prime.
It is not an unprimeable number, because it can be changed into a prime (42132053) 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 23 ways as a sum of consecutive naturals, for example, 406 + ... + 9188.
It is an arithmetic number, because the mean of its divisors is an integer number (2797704).
Almost surely, 242132051 is an apocalyptic number.
42132051 is a gapful number since it is divisible by the number (41) formed by its first and last digit.
42132051 is a deficient number, since it is larger than the sum of its proper divisors (25012845).
42132051 is a wasteful number, since it uses less digits than its factorization.
42132051 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8843 (or 8840 counting only the distinct ones).
The product of its (nonzero) digits is 240, while the sum is 18.
The square root of 42132051 is about 6490.9206588896. The cubic root of 42132051 is about 347.9665792320.
Adding to 42132051 its reverse (15023124), we get a palindrome (57155175).
The spelling of 42132051 in words is "forty-two million, one hundred thirty-two thousand, fifty-one".
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