Base | Representation |
---|---|
bin | 1010001000011… |
… | …1110011110011 |
3 | 2221222012002201 |
4 | 2202013303303 |
5 | 41334434230 |
6 | 4114524031 |
7 | 1024144465 |
oct | 242076363 |
9 | 87865081 |
10 | 42499315 |
11 | 21a98401 |
12 | 12296617 |
13 | 8a60331 |
14 | 5904135 |
15 | 3ae75ca |
hex | 2887cf3 |
42499315 has 8 divisors (see below), whose sum is σ = 51041808. Its totient is φ = 33971040.
The previous prime is 42499313. The next prime is 42499339. The reversal of 42499315 is 51399424.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 42499315 - 21 = 42499313 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (42499313) 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, 4825 + ... + 10405.
It is an arithmetic number, because the mean of its divisors is an integer number (6380226).
Almost surely, 242499315 is an apocalyptic number.
42499315 is a deficient number, since it is larger than the sum of its proper divisors (8542493).
42499315 is a wasteful number, since it uses less digits than its factorization.
42499315 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7109.
The product of its digits is 38880, while the sum is 37.
The square root of 42499315 is about 6519.1498678892. The cubic root of 42499315 is about 348.9747274415.
The spelling of 42499315 in words is "forty-two million, four hundred ninety-nine thousand, three hundred fifteen".
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