Base | Representation |
---|---|
bin | 11100011100111101… |
… | …100111011110010110 |
3 | 2220212010111121222201 |
4 | 130130331213132112 |
5 | 1000031433414330 |
6 | 22011303115114 |
7 | 2131034354125 |
oct | 343475473626 |
9 | 86763447881 |
10 | 30550685590 |
11 | 11a5807a297 |
12 | 5b07442a9a |
13 | 2b5b4b5669 |
14 | 169b635abc |
15 | bdc154eca |
hex | 71cf67796 |
30550685590 has 16 divisors (see below), whose sum is σ = 56028805488. Its totient is φ = 11989702816.
The previous prime is 30550685587. The next prime is 30550685611. The reversal of 30550685590 is 9558605503.
It is a self number, because there is not a number n which added to its sum of digits gives 30550685590.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28820872 + ... + 28821931.
It is an arithmetic number, because the mean of its divisors is an integer number (3501800343).
Almost surely, 230550685590 is an apocalyptic number.
30550685590 is a deficient number, since it is larger than the sum of its proper divisors (25478119898).
30550685590 is a wasteful number, since it uses less digits than its factorization.
30550685590 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 57642863.
The product of its (nonzero) digits is 810000, while the sum is 46.
The spelling of 30550685590 in words is "thirty billion, five hundred fifty million, six hundred eighty-five thousand, five hundred ninety".
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