Base | Representation |
---|---|
bin | 100000110010101… |
… | …100101011110111 |
3 | 1102100020002012122 |
4 | 200302230223313 |
5 | 2111320124033 |
6 | 130331510155 |
7 | 16430202230 |
oct | 4062545367 |
9 | 1370202178 |
10 | 550161143 |
11 | 262608234 |
12 | 1342b835b |
13 | 89c9894c |
14 | 530d2087 |
15 | 33475a98 |
hex | 20cacaf7 |
550161143 has 4 divisors (see below), whose sum is σ = 628755600. Its totient is φ = 471566688.
The previous prime is 550161137. The next prime is 550161149. The reversal of 550161143 is 341161055.
It is a semiprime because it is the product of two primes.
It is an interprime number because it is at equal distance from previous prime (550161137) and next prime (550161149).
It is a cyclic number.
It is not a de Polignac number, because 550161143 - 214 = 550144759 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (550161149) 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, 39297218 + ... + 39297231.
It is an arithmetic number, because the mean of its divisors is an integer number (157188900).
Almost surely, 2550161143 is an apocalyptic number.
550161143 is a deficient number, since it is larger than the sum of its proper divisors (78594457).
550161143 is an equidigital number, since it uses as much as digits as its factorization.
550161143 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 78594456.
The product of its (nonzero) digits is 1800, while the sum is 26.
The square root of 550161143 is about 23455.5141278122. The cubic root of 550161143 is about 819.4012796888.
The spelling of 550161143 in words is "five hundred fifty million, one hundred sixty-one thousand, one hundred forty-three".
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