Base | Representation |
---|---|
bin | 100110110111001… |
… | …1010010101011101 |
3 | 10100212201200100101 |
4 | 1031232122111131 |
5 | 10132311342000 |
6 | 333221301101 |
7 | 44212630423 |
oct | 11556322535 |
9 | 3325650311 |
10 | 1304012125 |
11 | 60a098679 |
12 | 304864791 |
13 | 17a211210 |
14 | c5287113 |
15 | 79733e6a |
hex | 4db9a55d |
1304012125 has 32 divisors (see below), whose sum is σ = 1759526496. Its totient is φ = 959155200.
The previous prime is 1304012051. The next prime is 1304012137. The reversal of 1304012125 is 5212104031.
It can be written as a sum of positive squares in 16 ways, for example, as 1303354404 + 657721 = 36102^2 + 811^2 .
It is not a de Polignac number, because 1304012125 - 29 = 1304011613 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 448677 + ... + 451573.
It is an arithmetic number, because the mean of its divisors is an integer number (54985203).
Almost surely, 21304012125 is an apocalyptic number.
It is an amenable number.
1304012125 is a deficient number, since it is larger than the sum of its proper divisors (455514371).
1304012125 is a wasteful number, since it uses less digits than its factorization.
1304012125 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3202 (or 3192 counting only the distinct ones).
The product of its (nonzero) digits is 240, while the sum is 19.
The square root of 1304012125 is about 36111.1080555554. The cubic root of 1304012125 is about 1092.5145004158.
Adding to 1304012125 its reverse (5212104031), we get a palindrome (6516116156).
The spelling of 1304012125 in words is "one billion, three hundred four million, twelve thousand, one hundred twenty-five".
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