Base | Representation |
---|---|
bin | 101110001100100… |
… | …0111000101011110 |
3 | 11000000202112220220 |
4 | 1130121013011132 |
5 | 11133310231434 |
6 | 413451422210 |
7 | 53261342415 |
oct | 13431070536 |
9 | 4000675826 |
10 | 1550086494 |
11 | 725a8aa20 |
12 | 373154966 |
13 | 1b91aab58 |
14 | 109c2047c |
15 | 9113ed49 |
hex | 5c64715e |
1550086494 has 64 divisors (see below), whose sum is σ = 3448707840. Its totient is φ = 460512000.
The previous prime is 1550086487. The next prime is 1550086529. The reversal of 1550086494 is 4946800551.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2097177 + ... + 2097915.
It is an arithmetic number, because the mean of its divisors is an integer number (53886060).
Almost surely, 21550086494 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1550086494, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1724353920).
1550086494 is an abundant number, since it is smaller than the sum of its proper divisors (1898621346).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1550086494 is a wasteful number, since it uses less digits than its factorization.
1550086494 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1337.
The product of its (nonzero) digits is 172800, while the sum is 42.
The square root of 1550086494 is about 39371.1378296335. The cubic root of 1550086494 is about 1157.3160535363.
The spelling of 1550086494 in words is "one billion, five hundred fifty million, eighty-six thousand, four hundred ninety-four".
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