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553052889 = 3261450321
BaseRepresentation
bin100000111101101…
…110101011011001
31102112122222221100
4200331232223121
52113040143024
6130513502013
716463605044
oct4075565331
91375588840
10553052889
11264202904
12135271909
138a76bc3c
1453645c5b
15338477c9
hex20f6ead9

553052889 has 6 divisors (see below), whose sum is σ = 798854186. Its totient is φ = 368701920.

The previous prime is 553052833. The next prime is 553052897. The reversal of 553052889 is 988250355.

It can be written as a sum of positive squares in only one way, i.e., 553049289 + 3600 = 23517^2 + 60^2 .

It is not a de Polignac number, because 553052889 - 215 = 553020121 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (553052189) 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 5 ways as a sum of consecutive naturals, for example, 30725152 + ... + 30725169.

Almost surely, 2553052889 is an apocalyptic number.

It is an amenable number.

553052889 is a deficient number, since it is larger than the sum of its proper divisors (245801297).

553052889 is a wasteful number, since it uses less digits than its factorization.

553052889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61450327 (or 61450324 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 45.

The square root of 553052889 is about 23517.0765402505. The cubic root of 553052889 is about 820.8344118882.

The spelling of 553052889 in words is "five hundred fifty-three million, fifty-two thousand, eight hundred eighty-nine".

Divisors: 1 3 9 61450321 184350963 553052889