Base | Representation |
---|---|
bin | 1011101010101101… |
… | …1000101001100011 |
3 | 22002021021210120212 |
4 | 2322223120221203 |
5 | 22403233412311 |
6 | 1234440124335 |
7 | 140420003540 |
oct | 27253305143 |
9 | 8067253525 |
10 | 3131935331 |
11 | 1367994408 |
12 | 734a666ab |
13 | 3abb29b95 |
14 | 219d4bbc7 |
15 | 134e55c8b |
hex | baad8a63 |
3131935331 has 16 divisors (see below), whose sum is σ = 3595436544. Its totient is φ = 2672486784.
The previous prime is 3131935253. The next prime is 3131935393. The reversal of 3131935331 is 1335391313.
It is a cyclic number.
It is not a de Polignac number, because 3131935331 - 222 = 3127741027 is a prime.
It is a super-2 number, since 2×31319353312 = 19618037835132159122, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (3131935531) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1948130 + ... + 1949736.
It is an arithmetic number, because the mean of its divisors is an integer number (224714784).
Almost surely, 23131935331 is an apocalyptic number.
3131935331 is a deficient number, since it is larger than the sum of its proper divisors (463501213).
3131935331 is a wasteful number, since it uses less digits than its factorization.
3131935331 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2690.
The product of its digits is 10935, while the sum is 32.
The square root of 3131935331 is about 55963.6965451711. The cubic root of 3131935331 is about 1463.0896183087.
The spelling of 3131935331 in words is "three billion, one hundred thirty-one million, nine hundred thirty-five thousand, three hundred thirty-one".
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