Base | Representation |
---|---|
bin | 101001101101100111000… |
… | …111000100001101101001 |
3 | 101011000212102211112112001 |
4 | 221231213013010031221 |
5 | 333431014102420240 |
6 | 10032501202251001 |
7 | 414044606160001 |
oct | 51554707041551 |
9 | 11130772745461 |
10 | 2866473091945 |
11 | a05734371401 |
12 | 3a3660056a61 |
13 | 17a3cc05a238 |
14 | 9ca49267001 |
15 | 4e86be5a89a |
hex | 29b671c4369 |
2866473091945 has 8 divisors (see below), whose sum is σ = 3439793326536. Its totient is φ = 2293161396096.
The previous prime is 2866473091877. The next prime is 2866473091981. The reversal of 2866473091945 is 5491903746682.
2866473091945 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 683723919376 + 2182749172569 = 826876^2 + 1477413^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2866473091945 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1371322 + ... + 2759251.
It is an arithmetic number, because the mean of its divisors is an integer number (429974165817).
It is a 2-persistent number, because it is pandigital, and so is 2⋅2866473091945 = 5732946183890, but 3⋅2866473091945 = 8599419275835 is not.
Almost surely, 22866473091945 is an apocalyptic number.
It is an amenable number.
2866473091945 is a deficient number, since it is larger than the sum of its proper divisors (573320234591).
2866473091945 is a wasteful number, since it uses less digits than its factorization.
2866473091945 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4269371.
The product of its (nonzero) digits is 78382080, while the sum is 64.
The spelling of 2866473091945 in words is "two trillion, eight hundred sixty-six billion, four hundred seventy-three million, ninety-one thousand, nine hundred forty-five".
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