Base | Representation |
---|---|
bin | 100111001100011… |
… | …1000001011100110 |
3 | 10101122200020222200 |
4 | 1032120320023212 |
5 | 10143134110142 |
6 | 334300035330 |
7 | 44406354204 |
oct | 11630701346 |
9 | 3348606880 |
10 | 1315144422 |
11 | 615401519 |
12 | 308532b46 |
13 | 17c60b287 |
14 | c6944074 |
15 | 7a6d264c |
hex | 4e6382e6 |
1315144422 has 24 divisors (see below), whose sum is σ = 2915748264. Its totient is φ = 428186304.
The previous prime is 1315144399. The next prime is 1315144447. The reversal of 1315144422 is 2244415131.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 848803 + ... + 850350.
It is an arithmetic number, because the mean of its divisors is an integer number (121489511).
Almost surely, 21315144422 is an apocalyptic number.
1315144422 is an abundant number, since it is smaller than the sum of its proper divisors (1600603842).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1315144422 is a wasteful number, since it uses less digits than its factorization.
1315144422 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1699204 (or 1699201 counting only the distinct ones).
The product of its digits is 3840, while the sum is 27.
The square root of 1315144422 is about 36264.9199916393. The cubic root of 1315144422 is about 1095.6146121128.
Adding to 1315144422 its reverse (2244415131), we get a palindrome (3559559553).
The spelling of 1315144422 in words is "one billion, three hundred fifteen million, one hundred forty-four thousand, four hundred twenty-two".
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