Base | Representation |
---|---|
bin | 1100110000111111001011… |
… | …00011011010000111011010 |
3 | 10200101121100111020021100210 |
4 | 12120133211203122013122 |
5 | 12134410323402400314 |
6 | 135411504000311550 |
7 | 5625045003444033 |
oct | 630374543320732 |
9 | 120347314207323 |
10 | 28071462543834 |
11 | 8a4304986a156 |
12 | 31945300125b6 |
13 | 128818732ba98 |
14 | 6d0947865a8a |
15 | 33a30aa08559 |
hex | 1987e58da1da |
28071462543834 has 64 divisors (see below), whose sum is σ = 56520409309056. Its totient is φ = 9294509435904.
The previous prime is 28071462543739. The next prime is 28071462543937. The reversal of 28071462543834 is 43834526417082.
It is a happy 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, 613735414 + ... + 613781150.
It is an arithmetic number, because the mean of its divisors is an integer number (883131395454).
Almost surely, 228071462543834 is an apocalyptic number.
28071462543834 is an abundant number, since it is smaller than the sum of its proper divisors (28448946765222).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28071462543834 is a wasteful number, since it uses less digits than its factorization.
28071462543834 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 47199.
The product of its (nonzero) digits is 30965760, while the sum is 57.
The spelling of 28071462543834 in words is "twenty-eight trillion, seventy-one billion, four hundred sixty-two million, five hundred forty-three thousand, eight hundred thirty-four".
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