Base | Representation |
---|---|
bin | 100110110001100… |
… | …0101001001000011 |
3 | 10100200010202201210 |
4 | 1031203011021003 |
5 | 10131031313411 |
6 | 333033501203 |
7 | 44145446403 |
oct | 11543051103 |
9 | 3320122653 |
10 | 1301041731 |
11 | 608449a00 |
12 | 303871803 |
13 | 1797111a2 |
14 | c4b12803 |
15 | 79348ca6 |
hex | 4d8c5243 |
1301041731 has 12 divisors (see below), whose sum is σ = 1906761416. Its totient is φ = 788509920.
The previous prime is 1301041727. The next prime is 1301041751. The reversal of 1301041731 is 1371401031.
It is not a de Polignac number, because 1301041731 - 22 = 1301041727 is a prime.
It is a super-2 number, since 2×13010417312 = 3385419171606952722, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 1301041698 and 1301041707.
It is not an unprimeable number, because it can be changed into a prime (1301041751) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1791706 + ... + 1792431.
Almost surely, 21301041731 is an apocalyptic number.
1301041731 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
1301041731 is a deficient number, since it is larger than the sum of its proper divisors (605719685).
1301041731 is a wasteful number, since it uses less digits than its factorization.
1301041731 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3584162 (or 3584151 counting only the distinct ones).
The product of its (nonzero) digits is 252, while the sum is 21.
The square root of 1301041731 is about 36069.9560715008. The cubic root of 1301041731 is about 1091.6843277397.
Adding to 1301041731 its reverse (1371401031), we get a palindrome (2672442762).
The spelling of 1301041731 in words is "one billion, three hundred one million, forty-one thousand, seven hundred thirty-one".
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