Base | Representation |
---|---|
bin | 1101010100110… |
… | …1100011011011 |
3 | 10220011121200000 |
4 | 3111031203123 |
5 | 103302022222 |
6 | 5313544043 |
7 | 1246034661 |
oct | 325154333 |
9 | 126147600 |
10 | 55892187 |
11 | 2960569a |
12 | 16875023 |
13 | b76c300 |
14 | 75ccc31 |
15 | 4d909ac |
hex | 354d8db |
55892187 has 36 divisors (see below), whose sum is σ = 90725544. Its totient is φ = 34369920.
The previous prime is 55892183. The next prime is 55892189. The reversal of 55892187 is 78129855.
It is a happy number.
55892187 is a `hidden beast` number, since 558 + 92 + 1 + 8 + 7 = 666.
It is not a de Polignac number, because 55892187 - 22 = 55892183 is a prime.
It is not an unprimeable number, because it can be changed into a prime (55892183) by changing a digit.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 40387 + ... + 41747.
It is an arithmetic number, because the mean of its divisors is an integer number (2520154).
Almost surely, 255892187 is an apocalyptic number.
55892187 is a deficient number, since it is larger than the sum of its proper divisors (34833357).
55892187 is a wasteful number, since it uses less digits than its factorization.
55892187 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1402 (or 1377 counting only the distinct ones).
The product of its digits is 201600, while the sum is 45.
The square root of 55892187 is about 7476.1077440069. The cubic root of 55892187 is about 382.3405563832.
It can be divided in two parts, 5589 and 2187, that added together give a 5-th power (7776 = 65).
The spelling of 55892187 in words is "fifty-five million, eight hundred ninety-two thousand, one hundred eighty-seven".
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