Base | Representation |
---|---|
bin | 10110011100101111… |
… | …11011000110110111 |
3 | 1011002221112220121120 |
4 | 23032113323012313 |
5 | 144140343000003 |
6 | 5311534515023 |
7 | 604444652220 |
oct | 131627730667 |
9 | 34087486546 |
10 | 12052312503 |
11 | 5125241850 |
12 | 2404365a73 |
13 | 11a0c4c67a |
14 | 824958247 |
15 | 4a8155853 |
hex | 2ce5fb1b7 |
12052312503 has 64 divisors (see below), whose sum is σ = 22330183680. Its totient is φ = 5582476800.
The previous prime is 12052312477. The next prime is 12052312553. The reversal of 12052312503 is 30521325021.
It is a happy number.
It is not a de Polignac number, because 12052312503 - 25 = 12052312471 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12052312553) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6153 + ... + 155378.
It is an arithmetic number, because the mean of its divisors is an integer number (348909120).
Almost surely, 212052312503 is an apocalyptic number.
12052312503 is a deficient number, since it is larger than the sum of its proper divisors (10277871177).
12052312503 is a wasteful number, since it uses less digits than its factorization.
12052312503 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 161588.
The product of its (nonzero) digits is 1800, while the sum is 24.
Adding to 12052312503 its reverse (30521325021), we get a palindrome (42573637524).
The spelling of 12052312503 in words is "twelve billion, fifty-two million, three hundred twelve thousand, five hundred three".
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