Base | Representation |
---|---|
bin | 100111101010111… |
… | …1100100101011001 |
3 | 10102202210120221220 |
4 | 1033111330211121 |
5 | 10211233400431 |
6 | 340031122253 |
7 | 44662421145 |
oct | 11725744531 |
9 | 3382716856 |
10 | 1331153241 |
11 | 623446150 |
12 | 311973389 |
13 | 182a24b52 |
14 | c8b10225 |
15 | 7bce5b96 |
hex | 4f57c959 |
1331153241 has 16 divisors (see below), whose sum is σ = 1942088448. Its totient is φ = 804315600.
The previous prime is 1331153203. The next prime is 1331153269. The reversal of 1331153241 is 1423511331.
It is not a de Polignac number, because 1331153241 - 29 = 1331152729 is a prime.
It is not an unprimeable number, because it can be changed into a prime (1331153441) 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, 50011 + ... + 71856.
It is an arithmetic number, because the mean of its divisors is an integer number (121380528).
Almost surely, 21331153241 is an apocalyptic number.
1331153241 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
1331153241 is a deficient number, since it is larger than the sum of its proper divisors (610935207).
1331153241 is a wasteful number, since it uses less digits than its factorization.
1331153241 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 122212.
The product of its digits is 1080, while the sum is 24.
The square root of 1331153241 is about 36484.9728107340. The cubic root of 1331153241 is about 1100.0422135315.
Adding to 1331153241 its reverse (1423511331), we get a palindrome (2754664572).
The spelling of 1331153241 in words is "one billion, three hundred thirty-one million, one hundred fifty-three thousand, two hundred forty-one".
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