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552805508 = 22138201377
BaseRepresentation
bin100000111100110…
…010010010000100
31102112012102121002
4200330302102010
52113004234013
6130504312432
716461524603
oct4074622204
91375172532
10552805508
11264053a62
12135172718
138a6b3468
14535bda3a
15337e9358
hex20f32484

552805508 has 6 divisors (see below), whose sum is σ = 967409646. Its totient is φ = 276402752.

The previous prime is 552805499. The next prime is 552805523. The reversal of 552805508 is 805508255.

It can be written as a sum of positive squares in only one way, i.e., 551686144 + 1119364 = 23488^2 + 1058^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69100685 + ... + 69100692.

It is an arithmetic number, because the mean of its divisors is an integer number (161234941).

Almost surely, 2552805508 is an apocalyptic number.

It is an amenable number.

552805508 is a deficient number, since it is larger than the sum of its proper divisors (414604138).

552805508 is a wasteful number, since it uses less digits than its factorization.

552805508 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138201381 (or 138201379 counting only the distinct ones).

The product of its (nonzero) digits is 80000, while the sum is 38.

The square root of 552805508 is about 23511.8163483811. The cubic root of 552805508 is about 820.7120070059.

The spelling of 552805508 in words is "five hundred fifty-two million, eight hundred five thousand, five hundred eight".

Divisors: 1 2 4 138201377 276402754 552805508