Base | Representation |
---|---|
bin | 100110110101010… |
… | …0011010000111001 |
3 | 10100210211021010202 |
4 | 1031222203100321 |
5 | 10132032000441 |
6 | 333143451545 |
7 | 44201214113 |
oct | 11552432071 |
9 | 3323737122 |
10 | 1303000121 |
11 | 609567305 |
12 | 304456bb5 |
13 | 179c486b7 |
14 | c50a23b3 |
15 | 795d419b |
hex | 4daa3439 |
1303000121 has 8 divisors (see below), whose sum is σ = 1326721344. Its totient is φ = 1279404720.
The previous prime is 1303000109. The next prime is 1303000133. The reversal of 1303000121 is 1210003031.
It is an interprime number because it is at equal distance from previous prime (1303000109) and next prime (1303000133).
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 1303000121 - 222 = 1298805817 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1303000021) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10430 + ... + 52103.
It is an arithmetic number, because the mean of its divisors is an integer number (165840168).
Almost surely, 21303000121 is an apocalyptic number.
It is an amenable number.
1303000121 is a deficient number, since it is larger than the sum of its proper divisors (23721223).
1303000121 is an equidigital number, since it uses as much as digits as its factorization.
1303000121 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 62911.
The product of its (nonzero) digits is 18, while the sum is 11.
The square root of 1303000121 is about 36097.0929715954. The cubic root of 1303000121 is about 1092.2318048893.
Adding to 1303000121 its reverse (1210003031), we get a palindrome (2513003152).
The spelling of 1303000121 in words is "one billion, three hundred three million, one hundred twenty-one", and thus it is an aban number.
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