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552176381 = 8921112939
BaseRepresentation
bin100000111010011…
…000101011111101
31102111000110121002
4200322120223331
52112324121011
6130443020045
716453264451
oct4072305375
91374013532
10552176381
11263764319
12134b0a625
138a522cb3
1453498661
1533722c3b
hex20e98afd

552176381 has 8 divisors (see below), whose sum is σ = 558835200. Its totient is φ = 545527840.

The previous prime is 552176369. The next prime is 552176399. The reversal of 552176381 is 183671255.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 552176381 - 210 = 552175357 is a prime.

It is a super-2 number, since 2×5521763812 = 609797511468514322, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (552176311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 186410 + ... + 189348.

It is an arithmetic number, because the mean of its divisors is an integer number (69854400).

Almost surely, 2552176381 is an apocalyptic number.

It is an amenable number.

552176381 is a deficient number, since it is larger than the sum of its proper divisors (6658819).

552176381 is a wasteful number, since it uses less digits than its factorization.

552176381 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5139.

The product of its digits is 50400, while the sum is 38.

The square root of 552176381 is about 23498.4335860925. The cubic root of 552176381 is about 820.4005484115.

The spelling of 552176381 in words is "five hundred fifty-two million, one hundred seventy-six thousand, three hundred eighty-one".

Divisors: 1 89 2111 2939 187879 261571 6204229 552176381