Base | Representation |
---|---|
bin | 101111001000100101… |
… | …1110001111011010101 |
3 | 100200021012100101210222 |
4 | 1132101023301323111 |
5 | 3124244312012323 |
6 | 114255544324125 |
7 | 10212220035506 |
oct | 1362113617325 |
9 | 320235311728 |
10 | 101220032213 |
11 | 39a22084393 |
12 | 1774a473645 |
13 | 97114c8bb1 |
14 | 4c830c6bad |
15 | 29763d09c8 |
hex | 17912f1ed5 |
101220032213 has 4 divisors (see below), whose sum is σ = 101373629280. Its totient is φ = 101066435148.
The previous prime is 101220032203. The next prime is 101220032227. The reversal of 101220032213 is 312230022101.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 312230022101 = 367 ⋅850763003.
It is a cyclic number.
It is not a de Polignac number, because 101220032213 - 210 = 101220031189 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 101220032191 and 101220032200.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (101220032203) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76797545 + ... + 76798862.
It is an arithmetic number, because the mean of its divisors is an integer number (25343407320).
Almost surely, 2101220032213 is an apocalyptic number.
It is an amenable number.
101220032213 is a deficient number, since it is larger than the sum of its proper divisors (153597067).
101220032213 is an equidigital number, since it uses as much as digits as its factorization.
101220032213 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 153597066.
The product of its (nonzero) digits is 144, while the sum is 17.
Adding to 101220032213 its reverse (312230022101), we get a palindrome (413450054314).
The spelling of 101220032213 in words is "one hundred one billion, two hundred twenty million, thirty-two thousand, two hundred thirteen".
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