Base | Representation |
---|---|
bin | 10010000110110111010… |
… | …101011111000101001001 |
3 | 11101221210220021002111001 |
4 | 102012313111133011021 |
5 | 130341332240131101 |
6 | 2351344450135001 |
7 | 155620305324625 |
oct | 22066725370511 |
9 | 4357726232431 |
10 | 1244321411401 |
11 | 43a793aa7512 |
12 | 1811a8881461 |
13 | 90453a45423 |
14 | 443229d4185 |
15 | 2257ac85901 |
hex | 121b755f149 |
1244321411401 has 8 divisors (see below), whose sum is σ = 1244958605000. Its totient is φ = 1243684326528.
The previous prime is 1244321411393. The next prime is 1244321411423. The reversal of 1244321411401 is 1041141234421.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 564601960000 + 679719451401 = 751400^2 + 824451^2 .
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 1244321411401 - 23 = 1244321411393 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 1244321411401.
It is not an unprimeable number, because it can be changed into a prime (1244321411471) 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, 32092975 + ... + 32131723.
It is an arithmetic number, because the mean of its divisors is an integer number (155619825625).
Almost surely, 21244321411401 is an apocalyptic number.
It is an amenable number.
1244321411401 is a deficient number, since it is larger than the sum of its proper divisors (637193599).
1244321411401 is a wasteful number, since it uses less digits than its factorization.
1244321411401 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 54363.
The product of its (nonzero) digits is 3072, while the sum is 28.
Adding to 1244321411401 its reverse (1041141234421), we get a palindrome (2285462645822).
The spelling of 1244321411401 in words is "one trillion, two hundred forty-four billion, three hundred twenty-one million, four hundred eleven thousand, four hundred one".
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