Base | Representation |
---|---|
bin | 1101001100010… |
… | …1000100000101 |
3 | 10212010012210000 |
4 | 3103011010011 |
5 | 103131130000 |
6 | 5253551513 |
7 | 1241216031 |
oct | 323050405 |
9 | 125105700 |
10 | 55333125 |
11 | 29263661 |
12 | 16645599 |
13 | b6049c3 |
14 | 74c51c1 |
15 | 4cd0000 |
hex | 34c5105 |
55333125 has 50 divisors (see below), whose sum is σ = 103384094. Its totient is φ = 29484000.
The previous prime is 55333123. The next prime is 55333127. The reversal of 55333125 is 52133355.
55333125 is a `hidden beast` number, since 5 + 533 + 3 + 125 = 666.
It is an interprime number because it is at equal distance from previous prime (55333123) and next prime (55333127).
It can be written as a sum of positive squares in 5 ways, for example, as 6305121 + 49028004 = 2511^2 + 7002^2 .
It is not a de Polignac number, because 55333125 - 21 = 55333123 is a prime.
It is a super-3 number, since 3×553331253 (a number of 24 digits) contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a Duffinian number.
Its product of digits (6750) is a multiple of the sum of its prime factors (1125).
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (55333123) by changing a digit.
It is a polite number, since it can be written in 49 ways as a sum of consecutive naturals, for example, 50079 + ... + 51171.
Almost surely, 255333125 is an apocalyptic number.
It is an amenable number.
55333125 is a deficient number, since it is larger than the sum of its proper divisors (48050969).
55333125 is an equidigital number, since it uses as much as digits as its factorization.
55333125 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1125 (or 1101 counting only the distinct ones).
The product of its digits is 6750, while the sum is 27.
The square root of 55333125 is about 7438.6238646674. The cubic root of 55333125 is about 381.0614941972.
The spelling of 55333125 in words is "fifty-five million, three hundred thirty-three thousand, one hundred twenty-five".
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