Base | Representation |
---|---|
bin | 11001110110010100… |
… | …111011000011011110 |
3 | 2122122021221002101002 |
4 | 121312110323003132 |
5 | 423320240000110 |
6 | 20430033550302 |
7 | 2001536415302 |
oct | 316624730336 |
9 | 78567832332 |
10 | 27755000030 |
11 | 10852a7935a |
12 | 5467115392 |
13 | 2804239154 |
14 | 14b4215d02 |
15 | ac69bdaa5 |
hex | 67653b0de |
27755000030 has 16 divisors (see below), whose sum is σ = 49968276624. Its totient is φ = 11099938560.
The previous prime is 27755000023. The next prime is 27755000041. The reversal of 27755000030 is 3000055772.
It is a junction number, because it is equal to n+sod(n) for n = 27754999957 and 27755000002.
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, 200531 + ... + 309390.
It is an arithmetic number, because the mean of its divisors is an integer number (3123017289).
Almost surely, 227755000030 is an apocalyptic number.
27755000030 is a deficient number, since it is larger than the sum of its proper divisors (22213276594).
27755000030 is a wasteful number, since it uses less digits than its factorization.
27755000030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 515371.
The product of its (nonzero) digits is 7350, while the sum is 29.
The spelling of 27755000030 in words is "twenty-seven billion, seven hundred fifty-five million, thirty", and thus it is an aban number.
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