Base | Representation |
---|---|
bin | 1101000111011… |
… | …0101110011110 |
3 | 10211111220121220 |
4 | 3101312232132 |
5 | 103040343004 |
6 | 5243034210 |
7 | 1235411403 |
oct | 321665636 |
9 | 124456556 |
10 | 55012254 |
11 | 29064580 |
12 | 1650b966 |
13 | b52193b |
14 | 74402aa |
15 | 4c69dd9 |
hex | 3476b9e |
55012254 has 32 divisors (see below), whose sum is σ = 120455424. Its totient is φ = 16610880.
The previous prime is 55012253. The next prime is 55012261. The reversal of 55012254 is 45221055.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (55012253) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19327 + ... + 21989.
It is an arithmetic number, because the mean of its divisors is an integer number (3764232).
Almost surely, 255012254 is an apocalyptic number.
55012254 is an abundant number, since it is smaller than the sum of its proper divisors (65443170).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
55012254 is a wasteful number, since it uses less digits than its factorization.
55012254 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2992.
The product of its (nonzero) digits is 2000, while the sum is 24.
The square root of 55012254 is about 7417.0246055949. The cubic root of 55012254 is about 380.3234872391.
The spelling of 55012254 in words is "fifty-five million, twelve thousand, two hundred fifty-four".
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