Base | Representation |
---|---|
bin | 100000110010111… |
… | …001100001111011 |
3 | 1102100022202101020 |
4 | 200302321201323 |
5 | 2111323320010 |
6 | 130332553523 |
7 | 16430511510 |
oct | 4062714173 |
9 | 1370282336 |
10 | 550213755 |
11 | 262643813 |
12 | 1343228a3 |
13 | 89cb6890 |
14 | 53107307 |
15 | 33486470 |
hex | 20cb987b |
550213755 has 128 divisors (see below), whose sum is σ = 1162377216. Its totient is φ = 215654400.
The previous prime is 550213747. The next prime is 550213757. The reversal of 550213755 is 557312055.
550213755 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 550213755 - 23 = 550213747 is a prime.
It is not an unprimeable number, because it can be changed into a prime (550213757) by changing a digit.
It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 3039765 + ... + 3039945.
It is an arithmetic number, because the mean of its divisors is an integer number (9081072).
Almost surely, 2550213755 is an apocalyptic number.
550213755 is an abundant number, since it is smaller than the sum of its proper divisors (612163461).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
550213755 is a wasteful number, since it uses less digits than its factorization.
550213755 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 357.
The product of its (nonzero) digits is 26250, while the sum is 33.
The square root of 550213755 is about 23456.6356283249. The cubic root of 550213755 is about 819.4273986823.
The spelling of 550213755 in words is "five hundred fifty million, two hundred thirteen thousand, seven hundred fifty-five".
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