Base | Representation |
---|---|
bin | 10110100010100101… |
… | …00100101001101010 |
3 | 1011020100121202111210 |
4 | 23101102210221222 |
5 | 144240404211300 |
6 | 5320443333550 |
7 | 605610566214 |
oct | 132122445152 |
9 | 34210552453 |
10 | 12101241450 |
11 | 514a9208a1 |
12 | 24188212b6 |
13 | 11ab1213cc |
14 | 82b2535b4 |
15 | 4ac5bd050 |
hex | 2d14a4a6a |
12101241450 has 24 divisors (see below), whose sum is σ = 30011079168. Its totient is φ = 3226997680.
The previous prime is 12101241407. The next prime is 12101241473. The reversal of 12101241450 is 5414210121.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 40337322 + ... + 40337621.
It is an arithmetic number, because the mean of its divisors is an integer number (1250461632).
Almost surely, 212101241450 is an apocalyptic number.
12101241450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12101241450 is an abundant number, since it is smaller than the sum of its proper divisors (17909837718).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12101241450 is a wasteful number, since it uses less digits than its factorization.
12101241450 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 80674958 (or 80674953 counting only the distinct ones).
The product of its (nonzero) digits is 320, while the sum is 21.
Adding to 12101241450 its reverse (5414210121), we get a palindrome (17515451571).
The spelling of 12101241450 in words is "twelve billion, one hundred one million, two hundred forty-one thousand, four hundred fifty".
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