Base | Representation |
---|---|
bin | 101000100011101000101… |
… | …010010001001101000110 |
3 | 100212102211202121021100111 |
4 | 220203220222101031012 |
5 | 331130330300434223 |
6 | 5532203254503234 |
7 | 405233334562444 |
oct | 50435052211506 |
9 | 10772752537314 |
10 | 2787042202438 |
11 | 984a8373547a |
12 | 390192964b1a |
13 | 172a80ac71c0 |
14 | 98c71d13b94 |
15 | 4c76d90730d |
hex | 288e8a91346 |
2787042202438 has 8 divisors (see below), whose sum is σ = 4502145096288. Its totient is φ = 1286327170344.
The previous prime is 2787042202421. The next prime is 2787042202499. The reversal of 2787042202438 is 8342022407872.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 2787042202391 and 2787042202400.
It is a congruent number.
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 3 ways as a sum of consecutive naturals, for example, 53596965406 + ... + 53596965457.
It is an arithmetic number, because the mean of its divisors is an integer number (562768137036).
Almost surely, 22787042202438 is an apocalyptic number.
2787042202438 is a deficient number, since it is larger than the sum of its proper divisors (1715102893850).
2787042202438 is a wasteful number, since it uses less digits than its factorization.
2787042202438 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 107193930878.
The product of its (nonzero) digits is 2408448, while the sum is 49.
The spelling of 2787042202438 in words is "two trillion, seven hundred eighty-seven billion, forty-two million, two hundred two thousand, four hundred thirty-eight".
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