Base | Representation |
---|---|
bin | 10101100011100001001… |
… | …101101100101010010001 |
3 | 12020121100122221220202021 |
4 | 111203201031230222101 |
5 | 143232043241323400 |
6 | 3052250420251441 |
7 | 212005454402512 |
oct | 25434115545221 |
9 | 5217318856667 |
10 | 1481247214225 |
11 | 521214488929 |
12 | 1bb0aa840b81 |
13 | a98b125456c |
14 | 5199ac84a09 |
15 | 287e5d9371a |
hex | 158e136ca91 |
1481247214225 has 27 divisors (see below), whose sum is σ = 1877020171707. Its totient is φ = 1159561112880.
The previous prime is 1481247214211. The next prime is 1481247214261. The reversal of 1481247214225 is 5224127421841.
The square root of 1481247214225 is 1217065.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in only one way, i.e., 533248997121 + 947998217104 = 730239^2 + 973652^2 .
It is not a de Polignac number, because 1481247214225 - 217 = 1481247083153 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 286007686 + ... + 286012864.
Almost surely, 21481247214225 is an apocalyptic number.
1481247214225 is the 1217065-th square number.
1481247214225 is the 608533-rd centered octagonal number.
It is an amenable number.
1481247214225 is a deficient number, since it is larger than the sum of its proper divisors (395772957482).
1481247214225 is an frugal number, since it uses more digits than its factorization.
1481247214225 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10462 (or 5231 counting only the distinct ones).
The product of its digits is 286720, while the sum is 43.
The spelling of 1481247214225 in words is "one trillion, four hundred eighty-one billion, two hundred forty-seven million, two hundred fourteen thousand, two hundred twenty-five".
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