Base | Representation |
---|---|
bin | 1101001000111… |
… | …1110100011000 |
3 | 10211201010121111 |
4 | 3102033310120 |
5 | 103102140112 |
6 | 5245150104 |
7 | 1236320140 |
oct | 322176430 |
9 | 124633544 |
10 | 55115032 |
11 | 29124815 |
12 | 1655b334 |
13 | b55965b |
14 | 7469920 |
15 | 4c8a5a7 |
hex | 348fd18 |
55115032 has 32 divisors (see below), whose sum is σ = 118807200. Its totient is φ = 23480064.
The previous prime is 55115023. The next prime is 55115041. The reversal of 55115032 is 23051155.
55115032 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (55115023) and next prime (55115041).
It is a super-2 number, since 2×551150322 = 6075333504722048, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 55114994 and 55115012.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6844 + ... + 12532.
It is an arithmetic number, because the mean of its divisors is an integer number (3712725).
Almost surely, 255115032 is an apocalyptic number.
It is an amenable number.
55115032 is an abundant number, since it is smaller than the sum of its proper divisors (63692168).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
55115032 is a wasteful number, since it uses less digits than its factorization.
55115032 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5875 (or 5871 counting only the distinct ones).
The product of its (nonzero) digits is 750, while the sum is 22.
The square root of 55115032 is about 7423.9498920723. The cubic root of 55115032 is about 380.5601894696.
Adding to 55115032 its reverse (23051155), we get a palindrome (78166187).
The spelling of 55115032 in words is "fifty-five million, one hundred fifteen thousand, thirty-two".
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