Base | Representation |
---|---|
bin | 10111011000001111… |
… | …00010010110000101 |
3 | 1012101201112210101120 |
4 | 23230013202112011 |
5 | 201201120131003 |
6 | 5433242344153 |
7 | 623014400214 |
oct | 135407422605 |
9 | 35351483346 |
10 | 12551333253 |
11 | 536099a498 |
12 | 25234bb059 |
13 | 1250450b14 |
14 | 870d3707b |
15 | 4d6d78853 |
hex | 2ec1e2585 |
12551333253 has 32 divisors (see below), whose sum is σ = 18072384000. Its totient is φ = 7722703296.
The previous prime is 12551333237. The next prime is 12551333269. The reversal of 12551333253 is 35233315521.
It is an interprime number because it is at equal distance from previous prime (12551333237) and next prime (12551333269).
It is not a de Polignac number, because 12551333253 - 24 = 12551333237 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12551333213) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 966598 + ... + 979496.
It is an arithmetic number, because the mean of its divisors is an integer number (564762000).
Almost surely, 212551333253 is an apocalyptic number.
It is an amenable number.
12551333253 is a deficient number, since it is larger than the sum of its proper divisors (5521050747).
12551333253 is a wasteful number, since it uses less digits than its factorization.
12551333253 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13361.
The product of its digits is 40500, while the sum is 33.
Adding to 12551333253 its reverse (35233315521), we get a palindrome (47784648774).
It can be divided in two parts, 125513 and 33253, that added together give a triangular number (158766 = T563).
The spelling of 12551333253 in words is "twelve billion, five hundred fifty-one million, three hundred thirty-three thousand, two hundred fifty-three".
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