Base | Representation |
---|---|
bin | 100011110011010… |
… | …0110101000101101 |
3 | 10002201110110121221 |
4 | 1013212212220231 |
5 | 4430013131221 |
6 | 315112023341 |
7 | 41524620241 |
oct | 10746465055 |
9 | 3081413557 |
10 | 1201302061 |
11 | 567116023 |
12 | 296391b51 |
13 | 161b5c02b |
14 | b578c421 |
15 | 706e6541 |
hex | 479a6a2d |
1201302061 has 12 divisors (see below), whose sum is σ = 1246613524. Its totient is φ = 1157587200.
The previous prime is 1201302043. The next prime is 1201302073. The reversal of 1201302061 is 1602031021.
It can be written as a sum of positive squares in 6 ways, for example, as 71064900 + 1130237161 = 8430^2 + 33619^2 .
It is not a de Polignac number, because 1201302061 - 211 = 1201300013 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 (1201302031) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 554821 + ... + 556981.
Almost surely, 21201302061 is an apocalyptic number.
It is an amenable number.
1201302061 is a deficient number, since it is larger than the sum of its proper divisors (45311463).
1201302061 is an equidigital number, since it uses as much as digits as its factorization.
1201302061 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2880 (or 2851 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 16.
The square root of 1201302061 is about 34659.8046878513. The cubic root of 1201302061 is about 1063.0427764433.
Adding to 1201302061 its reverse (1602031021), we get a palindrome (2803333082).
The spelling of 1201302061 in words is "one billion, two hundred one million, three hundred two thousand, sixty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •