Base | Representation |
---|---|
bin | 1101001001100… |
… | …0101000011010 |
3 | 10211202222010110 |
4 | 3102120220122 |
5 | 103104314010 |
6 | 5250025150 |
7 | 1236530316 |
oct | 322305032 |
9 | 124688113 |
10 | 55151130 |
11 | 29149951 |
12 | 165781b6 |
13 | b56cc08 |
14 | 7478b46 |
15 | 4c96120 |
hex | 3498a1a |
55151130 has 16 divisors (see below), whose sum is σ = 132362784. Its totient is φ = 14706960.
The previous prime is 55151123. The next prime is 55151143. The reversal of 55151130 is 3115155.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 55151097 and 55151106.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 919156 + ... + 919215.
It is an arithmetic number, because the mean of its divisors is an integer number (8272674).
Almost surely, 255151130 is an apocalyptic number.
55151130 is an abundant number, since it is smaller than the sum of its proper divisors (77211654).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
55151130 is a wasteful number, since it uses less digits than its factorization.
55151130 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1838381.
The product of its (nonzero) digits is 375, while the sum is 21.
The square root of 55151130 is about 7426.3806797120. The cubic root of 55151130 is about 380.6432549127.
Adding to 55151130 its reverse (3115155), we get a palindrome (58266285).
It can be divided in two parts, 551 and 51130, that added together give a triangular number (51681 = T321).
The spelling of 55151130 in words is "fifty-five million, one hundred fifty-one thousand, one hundred thirty".
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