Base | Representation |
---|---|
bin | 10010101010110… |
… | …001001100100010 |
3 | 210211100021121102 |
4 | 102222301030202 |
5 | 1120134421232 |
6 | 51024554402 |
7 | 10522111511 |
oct | 2252611442 |
9 | 724307542 |
10 | 313201442 |
11 | 150880974 |
12 | 88a82a02 |
13 | 4cb708c8 |
14 | 2d84c678 |
15 | 1c76a662 |
hex | 12ab1322 |
313201442 has 16 divisors (see below), whose sum is σ = 491037120. Its totient is φ = 149544912.
The previous prime is 313201429. The next prime is 313201487. The reversal of 313201442 is 244102313.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24284 + ... + 34872.
It is an arithmetic number, because the mean of its divisors is an integer number (30689820).
Almost surely, 2313201442 is an apocalyptic number.
313201442 is a deficient number, since it is larger than the sum of its proper divisors (177835678).
313201442 is a wasteful number, since it uses less digits than its factorization.
313201442 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11257.
The product of its (nonzero) digits is 576, while the sum is 20.
The square root of 313201442 is about 17697.4981847718. The cubic root of 313201442 is about 679.1117598044. Note that the first 3 decimals are identical.
Adding to 313201442 its reverse (244102313), we get a palindrome (557303755).
The spelling of 313201442 in words is "three hundred thirteen million, two hundred one thousand, four hundred forty-two".
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