Base | Representation |
---|---|
bin | 1010001010010… |
… | …0110011010110 |
3 | 2222012020000001 |
4 | 2202210303112 |
5 | 41402234240 |
6 | 4121241514 |
7 | 1025150635 |
oct | 242446326 |
9 | 88166001 |
10 | 42618070 |
11 | 22069650 |
12 | 1233329a |
13 | 8aa23c1 |
14 | 593551c |
15 | 3b1c89a |
hex | 28a4cd6 |
42618070 has 16 divisors (see below), whose sum is σ = 83686608. Its totient is φ = 15497440.
The previous prime is 42618029. The next prime is 42618071. The reversal of 42618070 is 7081624.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42618071) 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, 193609 + ... + 193828.
It is an arithmetic number, because the mean of its divisors is an integer number (5230413).
Almost surely, 242618070 is an apocalyptic number.
42618070 is a deficient number, since it is larger than the sum of its proper divisors (41068538).
42618070 is a wasteful number, since it uses less digits than its factorization.
42618070 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 387455.
The product of its (nonzero) digits is 2688, while the sum is 28.
The square root of 42618070 is about 6528.2516801974. The cubic root of 42618070 is about 349.2994695612.
Adding to 42618070 its reverse (7081624), we get a palindrome (49699694).
It can be divided in two parts, 426 and 18070, that added together give a square (18496 = 1362).
The spelling of 42618070 in words is "forty-two million, six hundred eighteen thousand, seventy".
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