Base | Representation |
---|---|
bin | 100000111001111… |
… | …000001110100111 |
3 | 1102110202201020000 |
4 | 200321320032213 |
5 | 2112310342211 |
6 | 130440112343 |
7 | 16452202032 |
oct | 4071701647 |
9 | 1373681200 |
10 | 552043431 |
11 | 263683445 |
12 | 134a656b3 |
13 | 8a4a7624 |
14 | 53462019 |
15 | 336e8656 |
hex | 20e783a7 |
552043431 has 20 divisors (see below), whose sum is σ = 873168912. Its totient is φ = 346379328.
The previous prime is 552043411. The next prime is 552043439. The reversal of 552043431 is 134340255.
552043431 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 552043431 - 29 = 552042919 is a prime.
It is a super-2 number, since 2×5520434312 = 609503899420503522, which contains 22 as substring.
It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a junction number, because it is equal to n+sod(n) for n = 552043395 and 552043404.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (552043439) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 199075 + ... + 201828.
Almost surely, 2552043431 is an apocalyptic number.
552043431 is a gapful number since it is divisible by the number (51) formed by its first and last digit.
552043431 is a deficient number, since it is larger than the sum of its proper divisors (321125481).
552043431 is a wasteful number, since it uses less digits than its factorization.
552043431 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 400932 (or 400923 counting only the distinct ones).
The product of its (nonzero) digits is 7200, while the sum is 27.
The square root of 552043431 is about 23495.6045038216. The cubic root of 552043431 is about 820.3346992784.
Adding to 552043431 its reverse (134340255), we get a palindrome (686383686).
The spelling of 552043431 in words is "five hundred fifty-two million, forty-three thousand, four hundred thirty-one".
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