Base | Representation |
---|---|
bin | 100110110000010… |
… | …1110101100100001 |
3 | 10100121222110102121 |
4 | 1031200232230201 |
5 | 10130402104010 |
6 | 333012344241 |
7 | 44140302001 |
oct | 11540565441 |
9 | 3317873377 |
10 | 1300425505 |
11 | 608068a25 |
12 | 303615081 |
13 | 179556862 |
14 | c49d2001 |
15 | 792763da |
hex | 4d82eb21 |
1300425505 has 8 divisors (see below), whose sum is σ = 1570451112. Its totient is φ = 1033713408.
The previous prime is 1300425473. The next prime is 1300425521. The reversal of 1300425505 is 5055240031.
It can be written as a sum of positive squares in 4 ways, for example, as 28005264 + 1272420241 = 5292^2 + 35671^2 .
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 1300425505 - 25 = 1300425473 is a prime.
It is a super-2 number, since 2×13004255052 = 3382212988109010050, which contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 1300425505.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 827512 + ... + 829081.
It is an arithmetic number, because the mean of its divisors is an integer number (196306389).
Almost surely, 21300425505 is an apocalyptic number.
It is an amenable number.
1300425505 is a deficient number, since it is larger than the sum of its proper divisors (270025607).
1300425505 is a wasteful number, since it uses less digits than its factorization.
1300425505 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1656755.
The product of its (nonzero) digits is 3000, while the sum is 25.
The square root of 1300425505 is about 36061.4129645526. The cubic root of 1300425505 is about 1091.5119452331.
Adding to 1300425505 its reverse (5055240031), we get a palindrome (6355665536).
The spelling of 1300425505 in words is "one billion, three hundred million, four hundred twenty-five thousand, five hundred five".
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