Base | Representation |
---|---|
bin | 100110111101110… |
… | …0001011100110001 |
3 | 10101010012022001010 |
4 | 1031323201130301 |
5 | 10134201333022 |
6 | 333423101133 |
7 | 44254064031 |
oct | 11573413461 |
9 | 3333168033 |
10 | 1307449137 |
11 | 611025985 |
12 | 305a417a9 |
13 | 17ab45757 |
14 | c58dd8c1 |
15 | 79bb250c |
hex | 4dee1731 |
1307449137 has 8 divisors (see below), whose sum is σ = 1803378240. Its totient is φ = 841576400.
The previous prime is 1307449133. The next prime is 1307449153. The reversal of 1307449137 is 7319447031.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 1307449137 - 22 = 1307449133 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 1307449095 and 1307449104.
It is not an unprimeable number, because it can be changed into a prime (1307449133) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7513989 + ... + 7514162.
It is an arithmetic number, because the mean of its divisors is an integer number (225422280).
Almost surely, 21307449137 is an apocalyptic number.
It is an amenable number.
1307449137 is a deficient number, since it is larger than the sum of its proper divisors (495929103).
1307449137 is a wasteful number, since it uses less digits than its factorization.
1307449137 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15028183.
The product of its (nonzero) digits is 63504, while the sum is 39.
The square root of 1307449137 is about 36158.6661396684. Note that the first 3 decimals coincide. The cubic root of 1307449137 is about 1093.4735127766.
The spelling of 1307449137 in words is "one billion, three hundred seven million, four hundred forty-nine thousand, one hundred thirty-seven".
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