Base | Representation |
---|---|
bin | 11001100010111110… |
… | …101100001011000000 |
3 | 2121210200010221102112 |
4 | 121202332230023000 |
5 | 422134140423200 |
6 | 20333520434452 |
7 | 1660515410441 |
oct | 314276541300 |
9 | 77720127375 |
10 | 27430404800 |
11 | 106a6826137 |
12 | 5396478a28 |
13 | 2781c09476 |
14 | 148307d2c8 |
15 | aa8252535 |
hex | 662fac2c0 |
27430404800 has 42 divisors (see below), whose sum is σ = 67495943748. Its totient is φ = 10972161280.
The previous prime is 27430404773. The next prime is 27430404817. The reversal of 27430404800 is 840403472.
It is a Harshad number since it is a multiple of its sum of digits (32).
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8570402 + ... + 8573601.
Almost surely, 227430404800 is an apocalyptic number.
27430404800 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
27430404800 is an abundant number, since it is smaller than the sum of its proper divisors (40065538948).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
27430404800 is a wasteful number, since it uses less digits than its factorization.
27430404800 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17144025 (or 17144010 counting only the distinct ones).
The product of its (nonzero) digits is 21504, while the sum is 32.
The spelling of 27430404800 in words is "twenty-seven billion, four hundred thirty million, four hundred four thousand, eight hundred".
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