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553445084 = 22138361271
BaseRepresentation
bin100000111111001…
…110011011011100
31102120101220221002
4200333032123130
52113140220314
6130530125432
716500130343
oct4077163334
91376356832
10553445084
11264450535
12135420878
138a8785ca
1453708b5a
15338c3ade
hex20fce6dc

553445084 has 6 divisors (see below), whose sum is σ = 968528904. Its totient is φ = 276722540.

The previous prime is 553445083. The next prime is 553445089. The reversal of 553445084 is 480544355.

It is a super-2 number, since 2×5534450842 = 612602922007534112, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (553445083) 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 as a sum of consecutive naturals, namely, 69180632 + ... + 69180639.

It is an arithmetic number, because the mean of its divisors is an integer number (161421484).

Almost surely, 2553445084 is an apocalyptic number.

It is an amenable number.

553445084 is a deficient number, since it is larger than the sum of its proper divisors (415083820).

553445084 is a wasteful number, since it uses less digits than its factorization.

553445084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138361275 (or 138361273 counting only the distinct ones).

The product of its (nonzero) digits is 192000, while the sum is 38.

The square root of 553445084 is about 23525.4135776611. The cubic root of 553445084 is about 821.0283964002.

The spelling of 553445084 in words is "five hundred fifty-three million, four hundred forty-five thousand, eighty-four".

Divisors: 1 2 4 138361271 276722542 553445084