Base | Representation |
---|---|
bin | 1010001000100… |
… | …0010011000011 |
3 | 2221222021211210 |
4 | 2202020103003 |
5 | 41340020230 |
6 | 4114541203 |
7 | 1024153353 |
oct | 242102303 |
9 | 87867753 |
10 | 42501315 |
11 | 21a9995a |
12 | 12297803 |
13 | 8a6120c |
14 | 5904b63 |
15 | 3ae7eb0 |
hex | 28884c3 |
42501315 has 8 divisors (see below), whose sum is σ = 68002128. Its totient is φ = 22667360.
The previous prime is 42501311. The next prime is 42501359. The reversal of 42501315 is 51310524.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 42501315 - 22 = 42501311 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 42501291 and 42501300.
It is not an unprimeable number, because it can be changed into a prime (42501311) 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, 1416696 + ... + 1416725.
It is an arithmetic number, because the mean of its divisors is an integer number (8500266).
Almost surely, 242501315 is an apocalyptic number.
42501315 is a deficient number, since it is larger than the sum of its proper divisors (25500813).
42501315 is a wasteful number, since it uses less digits than its factorization.
42501315 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2833429.
The product of its (nonzero) digits is 600, while the sum is 21.
The square root of 42501315 is about 6519.3032603185. The cubic root of 42501315 is about 348.9802015572.
Adding to 42501315 its reverse (51310524), we get a palindrome (93811839).
It can be divided in two parts, 4250 and 1315, that added together give a triangular number (5565 = T105).
The spelling of 42501315 in words is "forty-two million, five hundred one thousand, three hundred fifteen".
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