Base | Representation |
---|---|
bin | 1010000110000… |
… | …1100001110001 |
3 | 2221200020000020 |
4 | 2201201201301 |
5 | 41314430023 |
6 | 4111314053 |
7 | 1022622363 |
oct | 241414161 |
9 | 87606006 |
10 | 42342513 |
11 | 219a0614 |
12 | 1221b929 |
13 | 8a06b55 |
14 | 58a2d33 |
15 | 3ab5de3 |
hex | 2861871 |
42342513 has 8 divisors (see below), whose sum is σ = 56628576. Its totient is φ = 28142400.
The previous prime is 42342511. The next prime is 42342539. The reversal of 42342513 is 31524324.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 42342513 - 21 = 42342511 is a prime.
It is not an unprimeable number, because it can be changed into a prime (42342511) 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, 20328 + ... + 22313.
It is an arithmetic number, because the mean of its divisors is an integer number (7078572).
Almost surely, 242342513 is an apocalyptic number.
It is an amenable number.
42342513 is a deficient number, since it is larger than the sum of its proper divisors (14286063).
42342513 is a wasteful number, since it uses less digits than its factorization.
42342513 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 42975.
The product of its digits is 2880, while the sum is 24.
The square root of 42342513 is about 6507.1124932646. The cubic root of 42342513 is about 348.5450156510.
Adding to 42342513 its reverse (31524324), we get a palindrome (73866837).
The spelling of 42342513 in words is "forty-two million, three hundred forty-two thousand, five hundred thirteen".
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