Base | Representation |
---|---|
bin | 100110101111100… |
… | …1001111101100111 |
3 | 10100121012111110001 |
4 | 1031133021331213 |
5 | 10130300403103 |
6 | 332555442131 |
7 | 44133633040 |
oct | 11537117547 |
9 | 3317174401 |
10 | 1300012903 |
11 | 607906a32 |
12 | 303456347 |
13 | 179440b07 |
14 | c49258c7 |
15 | 791e401d |
hex | 4d7c9f67 |
1300012903 has 16 divisors (see below), whose sum is σ = 1543080960. Its totient is φ = 1072087776.
The previous prime is 1300012891. The next prime is 1300012921. The reversal of 1300012903 is 3092100031.
It is a cyclic number.
It is not a de Polignac number, because 1300012903 - 29 = 1300012391 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 (1300012963) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14076 + ... + 52897.
It is an arithmetic number, because the mean of its divisors is an integer number (96442560).
Almost surely, 21300012903 is an apocalyptic number.
1300012903 is a deficient number, since it is larger than the sum of its proper divisors (243068057).
1300012903 is an equidigital number, since it uses as much as digits as its factorization.
1300012903 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 67086.
The product of its (nonzero) digits is 162, while the sum is 19.
The square root of 1300012903 is about 36055.6916866117. The cubic root of 1300012903 is about 1091.3964938805.
Adding to 1300012903 its reverse (3092100031), we get a palindrome (4392112934).
The spelling of 1300012903 in words is "one billion, three hundred million, twelve thousand, nine hundred three".
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