Base | Representation |
---|---|
bin | 1011101010110010… |
… | …0000111000111111 |
3 | 22002021211211111010 |
4 | 2322230200320333 |
5 | 22403322344411 |
6 | 1234450330303 |
7 | 140422345323 |
oct | 27254407077 |
9 | 8067754433 |
10 | 3132231231 |
11 | 1368076758 |
12 | 734b89993 |
13 | 3abc0177c |
14 | 219dc7983 |
15 | 134eb37a6 |
hex | bab20e3f |
3132231231 has 8 divisors (see below), whose sum is σ = 4176756864. Its totient is φ = 2087929880.
The previous prime is 3132231211. The next prime is 3132231239. The reversal of 3132231231 is 1321322313.
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 3132231231 - 215 = 3132198463 is a prime.
It is a super-2 number, since 2×31322312312 = 19621744968903550722, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 3132231198 and 3132231207.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3132231239) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20205 + ... + 81686.
It is an arithmetic number, because the mean of its divisors is an integer number (522094608).
Almost surely, 23132231231 is an apocalyptic number.
3132231231 is a deficient number, since it is larger than the sum of its proper divisors (1044525633).
3132231231 is a wasteful number, since it uses less digits than its factorization.
3132231231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 112141.
The product of its digits is 648, while the sum is 21.
The square root of 3132231231 is about 55966.3401608503. The cubic root of 3132231231 is about 1463.1356936092.
Adding to 3132231231 its reverse (1321322313), we get a palindrome (4453553544).
The spelling of 3132231231 in words is "three billion, one hundred thirty-two million, two hundred thirty-one thousand, two hundred thirty-one".
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