Base | Representation |
---|---|
bin | 1001011110010000… |
… | …0001000111101110 |
3 | 20120012201200202021 |
4 | 2113210001013232 |
5 | 20201424121030 |
6 | 1100153020354 |
7 | 120004312063 |
oct | 22744010756 |
9 | 6505650667 |
10 | 2542801390 |
11 | 1095388358 |
12 | 5ab6b46ba |
13 | 316a6710c |
14 | 1a19d2c6a |
15 | ed38297a |
hex | 979011ee |
2542801390 has 16 divisors (see below), whose sum is σ = 4580284608. Its totient is φ = 1016400096.
The previous prime is 2542801343. The next prime is 2542801397. The reversal of 2542801390 is 931082452.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2542801397) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75117 + ... + 103576.
It is an arithmetic number, because the mean of its divisors is an integer number (286267788).
Almost surely, 22542801390 is an apocalyptic number.
2542801390 is a deficient number, since it is larger than the sum of its proper divisors (2037483218).
2542801390 is a wasteful number, since it uses less digits than its factorization.
2542801390 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 180123.
The product of its (nonzero) digits is 17280, while the sum is 34.
The square root of 2542801390 is about 50426.1974572741. The cubic root of 2542801390 is about 1364.9104119889.
The spelling of 2542801390 in words is "two billion, five hundred forty-two million, eight hundred one thousand, three hundred ninety".
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