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553081828 = 221323462443
BaseRepresentation
bin100000111101110…
…101101111100100
31102112201110122011
4200331311233210
52113042104303
6130514244004
716464055315
oct4075655744
91375643564
10553081828
11264222622
12135286604
138a77c170
145365260c
153385116d
hex20f75be4

553081828 has 24 divisors (see below), whose sum is σ = 1087668288. Its totient is φ = 244169376.

The previous prime is 553081817. The next prime is 553081829. The reversal of 553081828 is 828180355.

It is not an unprimeable number, because it can be changed into a prime (553081829) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 230026 + ... + 232417.

It is an arithmetic number, because the mean of its divisors is an integer number (45319512).

Almost surely, 2553081828 is an apocalyptic number.

It is an amenable number.

553081828 is a deficient number, since it is larger than the sum of its proper divisors (534586460).

553081828 is a wasteful number, since it uses less digits than its factorization.

553081828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 462483 (or 462481 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 40.

The square root of 553081828 is about 23517.6918085088. The cubic root of 553081828 is about 820.8487286098.

The spelling of 553081828 in words is "five hundred fifty-three million, eighty-one thousand, eight hundred twenty-eight".

Divisors: 1 2 4 13 23 26 46 52 92 299 598 1196 462443 924886 1849772 6011759 10636189 12023518 21272378 24047036 42544756 138270457 276540914 553081828