Base | Representation |
---|---|
bin | 100001101100110000010110… |
… | …100100111001100101100101 |
3 | 201102202211210002202101121022 |
4 | 201230300112210321211211 |
5 | 123411242323204102211 |
6 | 1243115124415500525 |
7 | 43134620322423536 |
oct | 4154602644714545 |
9 | 642684702671538 |
10 | 148211110222181 |
11 | 43251a84956a86 |
12 | 14758380b27745 |
13 | 649132b330896 |
14 | 288565541068d |
15 | 122049ee88bdb |
hex | 86cc16939965 |
148211110222181 has 8 divisors (see below), whose sum is σ = 151658126236320. Its totient is φ = 144764105390352.
The previous prime is 148211110222157. The next prime is 148211110222277. The reversal of 148211110222181 is 181222011112841.
It is a happy number.
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 148211110222181 - 218 = 148211109960037 is a prime.
It is a super-2 number, since 2×1482111102221812 (a number of 29 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 (148211110222121) 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, 27893390 + ... + 32779008.
It is an arithmetic number, because the mean of its divisors is an integer number (18957265779540).
Almost surely, 2148211110222181 is an apocalyptic number.
It is an amenable number.
148211110222181 is a deficient number, since it is larger than the sum of its proper divisors (3447016014139).
148211110222181 is an equidigital number, since it uses as much as digits as its factorization.
148211110222181 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5591155.
The product of its (nonzero) digits is 4096, while the sum is 35.
The spelling of 148211110222181 in words is "one hundred forty-eight trillion, two hundred eleven billion, one hundred ten million, two hundred twenty-two thousand, one hundred eighty-one".
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