Base | Representation |
---|---|
bin | 10010000011000100011… |
… | …000010111101101010010 |
3 | 11101120021211100101111200 |
4 | 102003010120113231102 |
5 | 130310010244213041 |
6 | 2345432201052030 |
7 | 155414302100202 |
oct | 22030430275522 |
9 | 4346254311450 |
10 | 1240245304146 |
11 | 438a92160832 |
12 | 18044b787016 |
13 | 8cc54427444 |
14 | 4405750c402 |
15 | 223dceca1b6 |
hex | 120c4617b52 |
1240245304146 has 48 divisors (see below), whose sum is σ = 2692676789088. Its totient is φ = 412572657600.
The previous prime is 1240245304037. The next prime is 1240245304201. The reversal of 1240245304146 is 6414035420421.
1240245304146 is a `hidden beast` number, since 1 + 2 + 40 + 2 + 4 + 530 + 41 + 46 = 666.
It is a self number, because there is not a number n which added to its sum of digits gives 1240245304146.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 40387470 + ... + 40418166.
It is an arithmetic number, because the mean of its divisors is an integer number (56097433106).
Almost surely, 21240245304146 is an apocalyptic number.
1240245304146 is an abundant number, since it is smaller than the sum of its proper divisors (1452431484942).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1240245304146 is a wasteful number, since it uses less digits than its factorization.
1240245304146 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 35207 (or 35204 counting only the distinct ones).
The product of its (nonzero) digits is 92160, while the sum is 36.
The spelling of 1240245304146 in words is "one trillion, two hundred forty billion, two hundred forty-five million, three hundred four thousand, one hundred forty-six".
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