Base | Representation |
---|---|
bin | 1010000000110… |
… | …1111100001101 |
3 | 2221000211100210 |
4 | 2200031330031 |
5 | 41223001031 |
6 | 4100113033 |
7 | 1016665251 |
oct | 240157415 |
9 | 87024323 |
10 | 42000141 |
11 | 21787367 |
12 | 12095779 |
13 | 8917071 |
14 | 5814261 |
15 | 3a49746 |
hex | 280df0d |
42000141 has 8 divisors (see below), whose sum is σ = 56135520. Its totient is φ = 27932432.
The previous prime is 42000137. The next prime is 42000191. The reversal of 42000141 is 14100024.
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 42000141 - 22 = 42000137 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42000131) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15450 + ... + 17963.
It is an arithmetic number, because the mean of its divisors is an integer number (7016940).
Almost surely, 242000141 is an apocalyptic number.
It is an amenable number.
42000141 is a deficient number, since it is larger than the sum of its proper divisors (14135379).
42000141 is a wasteful number, since it uses less digits than its factorization.
42000141 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 33835.
The product of its (nonzero) digits is 32, while the sum is 12.
The square root of 42000141 is about 6480.7515767849. The cubic root of 42000141 is about 347.6030534721.
Adding to 42000141 its reverse (14100024), we get a palindrome (56100165).
The spelling of 42000141 in words is "forty-two million, one hundred forty-one", and thus it is an aban number.
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