Base | Representation |
---|---|
bin | 111010011010110101… |
… | …0101001000011000101 |
3 | 102222211010121222010222 |
4 | 1310311222221003011 |
5 | 4023412313002323 |
6 | 133344415354125 |
7 | 12030606664661 |
oct | 1646552510305 |
9 | 388733558128 |
10 | 125454422213 |
11 | 4922882927a |
12 | 20392522945 |
13 | baa4230733 |
14 | 61018d78a1 |
15 | 33e3c709c8 |
hex | 1d35aa90c5 |
125454422213 has 8 divisors (see below), whose sum is σ = 132073619520. Its totient is φ = 118836858240.
The previous prime is 125454422189. The next prime is 125454422227. The reversal of 125454422213 is 312224454521.
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 125454422213 - 210 = 125454421189 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (125454422413) 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, 249068 + ... + 559413.
It is an arithmetic number, because the mean of its divisors is an integer number (16509202440).
Almost surely, 2125454422213 is an apocalyptic number.
It is an amenable number.
125454422213 is a deficient number, since it is larger than the sum of its proper divisors (6619197307).
125454422213 is an equidigital number, since it uses as much as digits as its factorization.
125454422213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 816667.
The product of its digits is 76800, while the sum is 35.
Adding to 125454422213 its reverse (312224454521), we get a palindrome (437678876734).
The spelling of 125454422213 in words is "one hundred twenty-five billion, four hundred fifty-four million, four hundred twenty-two thousand, two hundred thirteen".
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