Base | Representation |
---|---|
bin | 100110101111101… |
… | …1001011000001111 |
3 | 10100121022201001201 |
4 | 1031133121120033 |
5 | 10130304413142 |
6 | 333001050331 |
7 | 44134315114 |
oct | 11537313017 |
9 | 3317281051 |
10 | 1300076047 |
11 | 60794a416 |
12 | 3034869a7 |
13 | 17946378a |
14 | c494090b |
15 | 79207ab7 |
hex | 4d7d960f |
1300076047 has 4 divisors (see below), whose sum is σ = 1342014016. Its totient is φ = 1258138080.
The previous prime is 1300076021. The next prime is 1300076051. The reversal of 1300076047 is 7406700031.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7406700031 = 881 ⋅8407151.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-1300076047 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1300076017) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20968938 + ... + 20968999.
It is an arithmetic number, because the mean of its divisors is an integer number (335503504).
Almost surely, 21300076047 is an apocalyptic number.
1300076047 is a deficient number, since it is larger than the sum of its proper divisors (41937969).
1300076047 is an equidigital number, since it uses as much as digits as its factorization.
1300076047 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 41937968.
The product of its (nonzero) digits is 3528, while the sum is 28.
The square root of 1300076047 is about 36056.5673213632. The cubic root of 1300076047 is about 1091.4141639678.
Adding to 1300076047 its reverse (7406700031), we get a palindrome (8706776078).
The spelling of 1300076047 in words is "one billion, three hundred million, seventy-six thousand, forty-seven".
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