Base | Representation |
---|---|
bin | 101000011001000… |
… | …0000000001111101 |
3 | 10111110012120222010 |
4 | 1100302000001331 |
5 | 10233423101410 |
6 | 342252241433 |
7 | 45404505033 |
oct | 12062000175 |
9 | 3443176863 |
10 | 1355284605 |
11 | 636028424 |
12 | 319a70279 |
13 | 187a2386c |
14 | cbdd2553 |
15 | 7deb0c20 |
hex | 50c8007d |
1355284605 has 16 divisors (see below), whose sum is σ = 2170347840. Its totient is φ = 722187648.
The previous prime is 1355284547. The next prime is 1355284627. The reversal of 1355284605 is 5064825531.
It is not a de Polignac number, because 1355284605 - 27 = 1355284477 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21400 + ... + 56289.
It is an arithmetic number, because the mean of its divisors is an integer number (135646740).
Almost surely, 21355284605 is an apocalyptic number.
1355284605 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
1355284605 is a deficient number, since it is larger than the sum of its proper divisors (815063235).
1355284605 is a wasteful number, since it uses less digits than its factorization.
1355284605 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 78860.
The product of its (nonzero) digits is 144000, while the sum is 39.
The square root of 1355284605 is about 36814.1902667979. The cubic root of 1355284605 is about 1106.6496942507.
The spelling of 1355284605 in words is "one billion, three hundred fifty-five million, two hundred eighty-four thousand, six hundred five".
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