Base | Representation |
---|---|
bin | 1011111100011001010110… |
… | …0000011001110001011111 |
3 | 1201111102120020000022000011 |
4 | 2333012111200121301133 |
5 | 3210124243132320411 |
6 | 43532505441144051 |
7 | 2523525510324565 |
oct | 277062540316137 |
9 | 51442506008004 |
10 | 13132223323231 |
11 | 4203387789541 |
12 | 158114302b027 |
13 | 74349536950c |
14 | 3358628bda35 |
15 | 17b8ec7c2c21 |
hex | bf195819c5f |
13132223323231 has 8 divisors (see below), whose sum is σ = 13578474240000. Its totient is φ = 12687386832120.
The previous prime is 13132223323211. The next prime is 13132223323291. The reversal of 13132223323231 is 13232332223131.
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 13132223323231 - 213 = 13132223315039 is a prime.
It is a super-2 number, since 2×131322233232312 (a number of 27 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (31).
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 13132223323193 and 13132223323202.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13132223323211) 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, 353587531 + ... + 353624668.
It is an arithmetic number, because the mean of its divisors is an integer number (1697309280000).
Almost surely, 213132223323231 is an apocalyptic number.
13132223323231 is a deficient number, since it is larger than the sum of its proper divisors (446250916769).
13132223323231 is an equidigital number, since it uses as much as digits as its factorization.
13132223323231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 707212829.
The product of its digits is 23328, while the sum is 31.
Adding to 13132223323231 its reverse (13232332223131), we get a palindrome (26364555546362).
The spelling of 13132223323231 in words is "thirteen trillion, one hundred thirty-two billion, two hundred twenty-three million, three hundred twenty-three thousand, two hundred thirty-one".
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