Base | Representation |
---|---|
bin | 100000110010010… |
… | …111100101110100 |
3 | 1102100001200200112 |
4 | 200302113211310 |
5 | 2111304342430 |
6 | 130330002152 |
7 | 16426362305 |
oct | 4062274564 |
9 | 1370050615 |
10 | 550074740 |
11 | 262559326 |
12 | 134276358 |
13 | 89c68517 |
14 | 530ac7ac |
15 | 3345a195 |
hex | 20c97974 |
550074740 has 24 divisors (see below), whose sum is σ = 1155750120. Its totient is φ = 219916928.
The previous prime is 550074731. The next prime is 550074743. The reversal of 550074740 is 47470055.
It can be written as a sum of positive squares in 4 ways, for example, as 2421136 + 547653604 = 1556^2 + 23402^2 .
It is a junction number, because it is equal to n+sod(n) for n = 550074697 and 550074706.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (550074743) 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, 40766 + ... + 52554.
It is an arithmetic number, because the mean of its divisors is an integer number (48156255).
Almost surely, 2550074740 is an apocalyptic number.
It is an amenable number.
550074740 is an abundant number, since it is smaller than the sum of its proper divisors (605675380).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
550074740 is a wasteful number, since it uses less digits than its factorization.
550074740 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14131 (or 14129 counting only the distinct ones).
The product of its (nonzero) digits is 19600, while the sum is 32.
The square root of 550074740 is about 23453.6722071406. The cubic root of 550074740 is about 819.3583816904.
The spelling of 550074740 in words is "five hundred fifty million, seventy-four thousand, seven hundred forty".
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