Base | Representation |
---|---|
bin | 10101010100010111… |
… | …01001010010100101 |
3 | 1002112122000000212220 |
4 | 22222023221102211 |
5 | 141414422122041 |
6 | 5131404302553 |
7 | 553422602235 |
oct | 125213512245 |
9 | 32478000786 |
10 | 11445114021 |
11 | 4943517620 |
12 | 2274b41a59 |
13 | 1105203423 |
14 | 7a8059cc5 |
15 | 46ebb4d66 |
hex | 2aa2e94a5 |
11445114021 has 8 divisors (see below), whose sum is σ = 16647438624. Its totient is φ = 6936432720.
The previous prime is 11445114011. The next prime is 11445114041. The reversal of 11445114021 is 12041154411.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 11445114021 - 214 = 11445097637 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 11445113982 and 11445114000.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11445114001) 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, 173410786 + ... + 173410851.
It is an arithmetic number, because the mean of its divisors is an integer number (2080929828).
Almost surely, 211445114021 is an apocalyptic number.
11445114021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
11445114021 is a deficient number, since it is larger than the sum of its proper divisors (5202324603).
11445114021 is a wasteful number, since it uses less digits than its factorization.
11445114021 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 346821651.
The product of its (nonzero) digits is 640, while the sum is 24.
Adding to 11445114021 its reverse (12041154411), we get a palindrome (23486268432).
The spelling of 11445114021 in words is "eleven billion, four hundred forty-five million, one hundred fourteen thousand, twenty-one".
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