Base | Representation |
---|---|
bin | 100111001100011… |
… | …1010011000000100 |
3 | 10101122200201022122 |
4 | 1032120322120010 |
5 | 10143134402122 |
6 | 334300145112 |
7 | 44406422336 |
oct | 11630723004 |
9 | 3348621278 |
10 | 1315153412 |
11 | 615408251 |
12 | 308538198 |
13 | 17c6123b1 |
14 | c6947456 |
15 | 7a6d5142 |
hex | 4e63a604 |
1315153412 has 24 divisors (see below), whose sum is σ = 2349563160. Its totient is φ = 643944960.
The previous prime is 1315153403. The next prime is 1315153423. The reversal of 1315153412 is 2143515131.
It can be written as a sum of positive squares in 4 ways, for example, as 88472836 + 1226680576 = 9406^2 + 35024^2 .
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44108 + ... + 67644.
It is an arithmetic number, because the mean of its divisors is an integer number (97898465).
Almost surely, 21315153412 is an apocalyptic number.
It is an amenable number.
1315153412 is a deficient number, since it is larger than the sum of its proper divisors (1034409748).
1315153412 is a wasteful number, since it uses less digits than its factorization.
1315153412 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23831 (or 23829 counting only the distinct ones).
The product of its digits is 1800, while the sum is 26.
The square root of 1315153412 is about 36265.0439404118. The cubic root of 1315153412 is about 1095.6171085567.
Adding to 1315153412 its reverse (2143515131), we get a palindrome (3458668543).
The spelling of 1315153412 in words is "one billion, three hundred fifteen million, one hundred fifty-three thousand, four hundred twelve".
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