Base | Representation |
---|---|
bin | 1011000010111100001000… |
… | …1011000101101110011100 |
3 | 1121000001201000012210211100 |
4 | 2300233002023011232130 |
5 | 3042441211314421412 |
6 | 41455221254353100 |
7 | 2362312435436400 |
oct | 260570213055634 |
9 | 47001630183740 |
10 | 12145130232732 |
11 | 39627a2436802 |
12 | 144198365b790 |
13 | 6a13860aab43 |
14 | 2ddb826cd100 |
15 | 160dc9220edc |
hex | b0bc22c5b9c |
12145130232732 has 108 divisors (see below), whose sum is σ = 36215459135856. Its totient is φ = 3421163410560.
The previous prime is 12145130232731. The next prime is 12145130232737. The reversal of 12145130232732 is 23723203154121.
12145130232732 is a `hidden beast` number, since 1 + 21 + 4 + 5 + 1 + 302 + 327 + 3 + 2 = 666.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12145130232731) by changing a digit.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 48360633 + ... + 48611120.
It is an arithmetic number, because the mean of its divisors is an integer number (335328325332).
Almost surely, 212145130232732 is an apocalyptic number.
12145130232732 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
12145130232732 is an abundant number, since it is smaller than the sum of its proper divisors (24070328903124).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12145130232732 is a wasteful number, since it uses less digits than its factorization.
12145130232732 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 96971848 (or 96971836 counting only the distinct ones).
The product of its (nonzero) digits is 60480, while the sum is 36.
Adding to 12145130232732 its reverse (23723203154121), we get a palindrome (35868333386853).
The spelling of 12145130232732 in words is "twelve trillion, one hundred forty-five billion, one hundred thirty million, two hundred thirty-two thousand, seven hundred thirty-two".
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