Base | Representation |
---|---|
bin | 101101011010101100101… |
… | …100010001001001101000 |
3 | 102001100221220001100022200 |
4 | 231122230230101021220 |
5 | 402113344121331012 |
6 | 10345442042420200 |
7 | 441326240251611 |
oct | 55325454211150 |
9 | 12040856040280 |
10 | 3121043542632 |
11 | aa3699794924 |
12 | 424a67201660 |
13 | 19840bc8b602 |
14 | ab0b8a82c08 |
15 | 562bb12c3dc |
hex | 2d6acb11268 |
3121043542632 has 48 divisors (see below), whose sum is σ = 8461170808740. Its totient is φ = 1039320826368.
The previous prime is 3121043542627. The next prime is 3121043542633. The reversal of 3121043542632 is 2362453401213.
3121043542632 is a `hidden beast` number, since 3 + 1 + 2 + 10 + 4 + 3 + 5 + 4 + 2 + 632 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 2817986686596 + 303056856036 = 1678686^2 + 550506^2 .
It is a Harshad number since it is a multiple of its sum of digits (36).
It is not an unprimeable number, because it can be changed into a prime (3121043542633) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21322833 + ... + 21468704.
Almost surely, 23121043542632 is an apocalyptic number.
It is an amenable number.
3121043542632 is an abundant number, since it is smaller than the sum of its proper divisors (5340127266108).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3121043542632 is a wasteful number, since it uses less digits than its factorization.
3121043542632 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 42792562 (or 42792555 counting only the distinct ones).
The product of its (nonzero) digits is 103680, while the sum is 36.
Adding to 3121043542632 its reverse (2362453401213), we get a palindrome (5483496943845).
The spelling of 3121043542632 in words is "three trillion, one hundred twenty-one billion, forty-three million, five hundred forty-two thousand, six hundred thirty-two".
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