Base | Representation |
---|---|
bin | 11101001010011110… |
… | …010100001011100001 |
3 | 2222211100020210210121 |
4 | 131022132110023201 |
5 | 1003112420411113 |
6 | 22215140400241 |
7 | 2155665403060 |
oct | 351236241341 |
9 | 88740223717 |
10 | 31314232033 |
11 | 1230a082007 |
12 | 609b0a6081 |
13 | 2c50743ca6 |
14 | 1730bd21d7 |
15 | c341cae8d |
hex | 74a7942e1 |
31314232033 has 8 divisors (see below), whose sum is σ = 37892852352. Its totient is φ = 25261901376.
The previous prime is 31314232031. The next prime is 31314232043. The reversal of 31314232033 is 33023241313.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 31314232033 - 21 = 31314232031 is a prime.
It is a super-2 number, since 2×313142320332 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 31314231989 and 31314232007.
It is not an unprimeable number, because it can be changed into a prime (31314232031) 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 7 ways as a sum of consecutive naturals, for example, 131572285 + ... + 131572522.
It is an arithmetic number, because the mean of its divisors is an integer number (4736606544).
Almost surely, 231314232033 is an apocalyptic number.
It is an amenable number.
31314232033 is a deficient number, since it is larger than the sum of its proper divisors (6578620319).
31314232033 is a wasteful number, since it uses less digits than its factorization.
31314232033 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 263144831.
The product of its (nonzero) digits is 3888, while the sum is 25.
Adding to 31314232033 its reverse (33023241313), we get a palindrome (64337473346).
The spelling of 31314232033 in words is "thirty-one billion, three hundred fourteen million, two hundred thirty-two thousand, thirty-three".
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