Base | Representation |
---|---|
bin | 1101001101000… |
… | …1010010001100 |
3 | 10212012202102220 |
4 | 3103101102030 |
5 | 103134230210 |
6 | 5255015340 |
7 | 1241514666 |
oct | 323212214 |
9 | 125182386 |
10 | 55383180 |
11 | 29298226 |
12 | 1666a550 |
13 | b621718 |
14 | 74d9536 |
15 | 4cdec70 |
hex | 34d148c |
55383180 has 24 divisors (see below), whose sum is σ = 155073072. Its totient is φ = 14768832.
The previous prime is 55383179. The next prime is 55383193. The reversal of 55383180 is 8138355.
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, 461467 + ... + 461586.
It is an arithmetic number, because the mean of its divisors is an integer number (6461378).
Almost surely, 255383180 is an apocalyptic number.
It is an amenable number.
55383180 is an abundant number, since it is smaller than the sum of its proper divisors (99689892).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
55383180 is a wasteful number, since it uses less digits than its factorization.
55383180 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 923065 (or 923063 counting only the distinct ones).
The product of its (nonzero) digits is 14400, while the sum is 33.
The square root of 55383180 is about 7441.9876377215. The cubic root of 55383180 is about 381.1763638131.
The spelling of 55383180 in words is "fifty-five million, three hundred eighty-three thousand, one hundred eighty".
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