Base | Representation |
---|---|
bin | 11101001000101… |
… | …00010010000111 |
3 | 122000212212112112 |
4 | 32210110102013 |
5 | 1000031320122 |
6 | 40130211235 |
7 | 6025243124 |
oct | 1644242207 |
9 | 560785475 |
10 | 244401287 |
11 | 115a5a339 |
12 | 69a23b1b |
13 | 3b832260 |
14 | 2465d74b |
15 | 166ca2e2 |
hex | e914487 |
244401287 has 16 divisors (see below), whose sum is σ = 271670112. Its totient is φ = 218426880.
The previous prime is 244401281. The next prime is 244401301. The reversal of 244401287 is 782104442.
It is a cyclic number.
It is not a de Polignac number, because 244401287 - 24 = 244401271 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (244401281) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 71348 + ... + 74694.
It is an arithmetic number, because the mean of its divisors is an integer number (16979382).
Almost surely, 2244401287 is an apocalyptic number.
244401287 is a deficient number, since it is larger than the sum of its proper divisors (27268825).
244401287 is a wasteful number, since it uses less digits than its factorization.
244401287 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3538.
The product of its (nonzero) digits is 14336, while the sum is 32.
The square root of 244401287 is about 15633.3389587765. The cubic root of 244401287 is about 625.2223524590. Note that the first 3 decimals are identical.
The spelling of 244401287 in words is "two hundred forty-four million, four hundred one thousand, two hundred eighty-seven".
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