Base | Representation |
---|---|
bin | 101001001101010100101… |
… | …111111111100001010100 |
3 | 101000201101101022000011010 |
4 | 221031110233333201110 |
5 | 332344014130041111 |
6 | 10004525143412220 |
7 | 411406530011316 |
oct | 51152457774124 |
9 | 11021341260133 |
10 | 2831805315156 |
11 | 9a1a64303604 |
12 | 3989a5a54070 |
13 | 17706590724c |
14 | 9b0bad1b7b6 |
15 | 4d9dd651aa6 |
hex | 29354bff854 |
2831805315156 has 96 divisors (see below), whose sum is σ = 6821274378240. Its totient is φ = 913674384000.
The previous prime is 2831805315149. The next prime is 2831805315167. The reversal of 2831805315156 is 6515135081382.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 111515221 + ... + 111540611.
It is an arithmetic number, because the mean of its divisors is an integer number (71054941440).
Almost surely, 22831805315156 is an apocalyptic number.
It is an amenable number.
2831805315156 is an abundant number, since it is smaller than the sum of its proper divisors (3989469063084).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2831805315156 is a wasteful number, since it uses less digits than its factorization.
2831805315156 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 26725 (or 26723 counting only the distinct ones).
The product of its (nonzero) digits is 864000, while the sum is 48.
The spelling of 2831805315156 in words is "two trillion, eight hundred thirty-one billion, eight hundred five million, three hundred fifteen thousand, one hundred fifty-six".
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