Base | Representation |
---|---|
bin | 101101100101001101011… |
… | …110100111111010011101 |
3 | 102002110002112110020010122 |
4 | 231211031132213322131 |
5 | 402310003221012341 |
6 | 10354550100444325 |
7 | 442206040320536 |
oct | 55451536477235 |
9 | 12073075406118 |
10 | 3132331032221 |
11 | aa8461231916 |
12 | 4270973a96a5 |
13 | 1994ba623631 |
14 | ab869bcb68d |
15 | 5672c05894b |
hex | 2d94d7a7e9d |
3132331032221 has 8 divisors (see below), whose sum is σ = 3181044542784. Its totient is φ = 3083774410080.
The previous prime is 3132331032197. The next prime is 3132331032239. The reversal of 3132331032221 is 1222301332313.
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 3132331032221 - 26 = 3132331032157 is a prime.
It is a super-2 number, since 2×31323310322212 (a number of 26 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3132331032241) 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, 39181865 + ... + 39261726.
It is an arithmetic number, because the mean of its divisors is an integer number (397630567848).
Almost surely, 23132331032221 is an apocalyptic number.
It is an amenable number.
3132331032221 is a deficient number, since it is larger than the sum of its proper divisors (48713510563).
3132331032221 is an equidigital number, since it uses as much as digits as its factorization.
3132331032221 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 78444211.
The product of its (nonzero) digits is 3888, while the sum is 26.
Adding to 3132331032221 its reverse (1222301332313), we get a palindrome (4354632364534).
The spelling of 3132331032221 in words is "three trillion, one hundred thirty-two billion, three hundred thirty-one million, thirty-two thousand, two hundred twenty-one".
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