Base | Representation |
---|---|
bin | 100110111000001… |
… | …1110101000011101 |
3 | 10100220202012200022 |
4 | 1031300132220131 |
5 | 10132431212023 |
6 | 333241041525 |
7 | 44220345320 |
oct | 11560365035 |
9 | 3326665608 |
10 | 1304554013 |
11 | 60a428814 |
12 | 304a862a5 |
13 | 17a370a69 |
14 | c53887b7 |
15 | 797de7c8 |
hex | 4dc1ea1d |
1304554013 has 4 divisors (see below), whose sum is σ = 1490918880. Its totient is φ = 1118189148.
The previous prime is 1304554001. The next prime is 1304554087. The reversal of 1304554013 is 3104554031.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 1304554013 - 218 = 1304291869 is a prime.
It is a super-2 number, since 2×13045540132 = 3403722345668808338, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1304554093) 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, 93182423 + ... + 93182436.
It is an arithmetic number, because the mean of its divisors is an integer number (372729720).
Almost surely, 21304554013 is an apocalyptic number.
It is an amenable number.
1304554013 is a deficient number, since it is larger than the sum of its proper divisors (186364867).
1304554013 is an equidigital number, since it uses as much as digits as its factorization.
1304554013 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 186364866.
The product of its (nonzero) digits is 3600, while the sum is 26.
The square root of 1304554013 is about 36118.6103414846. The cubic root of 1304554013 is about 1092.6658125342.
The spelling of 1304554013 in words is "one billion, three hundred four million, five hundred fifty-four thousand, thirteen".
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