Base | Representation |
---|---|
bin | 10010101010001… |
… | …010100001100010 |
3 | 210211001020022202 |
4 | 102222022201202 |
5 | 1120114334132 |
6 | 51021333202 |
7 | 10520551634 |
oct | 2252124142 |
9 | 724036282 |
10 | 313043042 |
11 | 150782964 |
12 | 88a07202 |
13 | 4cb16790 |
14 | 2d80aa54 |
15 | 1c738762 |
hex | 12a8a862 |
313043042 has 16 divisors (see below), whose sum is σ = 506248512. Its totient is φ = 144320400.
The previous prime is 313043021. The next prime is 313043057. The reversal of 313043042 is 240340313.
It is a super-2 number, since 2×3130430422 = 195991892289227528, which contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18917 + ... + 31367.
It is an arithmetic number, because the mean of its divisors is an integer number (31640532).
Almost surely, 2313043042 is an apocalyptic number.
313043042 is a deficient number, since it is larger than the sum of its proper divisors (193205470).
313043042 is a wasteful number, since it uses less digits than its factorization.
313043042 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13433.
The product of its (nonzero) digits is 864, while the sum is 20.
The square root of 313043042 is about 17693.0224099785. The cubic root of 313043042 is about 678.9972547522.
Adding to 313043042 its reverse (240340313), we get a palindrome (553383355).
The spelling of 313043042 in words is "three hundred thirteen million, forty-three thousand, forty-two".
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