Base | Representation |
---|---|
bin | 1101001010001… |
… | …0001110010000 |
3 | 10211211222000111 |
4 | 3102202032100 |
5 | 103112043131 |
6 | 5250531104 |
7 | 1240053001 |
oct | 322421620 |
9 | 124758014 |
10 | 55190416 |
11 | 29176416 |
12 | 16596a94 |
13 | b584a68 |
14 | 74891a8 |
15 | 4ca2ab1 |
hex | 34a2390 |
55190416 has 20 divisors (see below), whose sum is σ = 110381824. Its totient is φ = 26704800.
The previous prime is 55190411. The next prime is 55190419. The reversal of 55190416 is 61409155.
55190416 is an admirable number.
It is a Harshad number since it is a multiple of its sum of digits (31).
It is not an unprimeable number, because it can be changed into a prime (55190411) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55140 + ... + 56131.
Almost surely, 255190416 is an apocalyptic number.
It is an amenable number.
55190416 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
55190416 is a wasteful number, since it uses less digits than its factorization.
55190416 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 111310 (or 111304 counting only the distinct ones).
The product of its (nonzero) digits is 5400, while the sum is 31.
The square root of 55190416 is about 7429.0252388857. The cubic root of 55190416 is about 380.7336151138.
The spelling of 55190416 in words is "fifty-five million, one hundred ninety thousand, four hundred sixteen".
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