Base | Representation |
---|---|
bin | 110100010001… |
… | …011101100101 |
3 | 221210012000000 |
4 | 310101131211 |
5 | 12001444023 |
6 | 1205411513 |
7 | 224321322 |
oct | 64213545 |
9 | 27705000 |
10 | 13703013 |
11 | 780a305 |
12 | 4709b99 |
13 | 2aba1bc |
14 | 1b69b49 |
15 | 130a243 |
hex | d11765 |
13703013 has 14 divisors (see below), whose sum is σ = 20546214. Its totient is φ = 9134856.
The previous prime is 13702999. The next prime is 13703033. The reversal of 13703013 is 31030731.
13703013 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in only one way, i.e., 13089924 + 613089 = 3618^2 + 783^2 .
It is not a de Polignac number, because 13703013 - 25 = 13702981 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13703033) by changing a digit.
It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 8670 + ... + 10127.
Almost surely, 213703013 is an apocalyptic number.
It is an amenable number.
13703013 is a deficient number, since it is larger than the sum of its proper divisors (6843201).
13703013 is an frugal number, since it uses more digits than its factorization.
13703013 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18815 (or 18800 counting only the distinct ones).
The product of its (nonzero) digits is 189, while the sum is 18.
The square root of 13703013 is about 3701.7580958242. The cubic root of 13703013 is about 239.2977911820.
Adding to 13703013 its reverse (31030731), we get a palindrome (44733744).
The spelling of 13703013 in words is "thirteen million, seven hundred three thousand, thirteen".
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