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552111427 = 7611293001
BaseRepresentation
bin100000111010001…
…000110101000011
31102110220011111101
4200322020311003
52112320031202
6130441355231
716452604210
oct4072106503
91373804441
10552111427
1126371a53a
12134a98b17
138a4cc56a
145347cb07
153370d887
hex20e88d43

552111427 has 8 divisors (see below), whose sum is σ = 641328992. Its totient is φ = 465480000.

The previous prime is 552111419. The next prime is 552111437. The reversal of 552111427 is 724111255.

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 552111427 - 23 = 552111419 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 552111395 and 552111404.

It is not an unprimeable number, because it can be changed into a prime (552111437) 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, 646074 + ... + 646927.

It is an arithmetic number, because the mean of its divisors is an integer number (80166124).

Almost surely, 2552111427 is an apocalyptic number.

552111427 is a deficient number, since it is larger than the sum of its proper divisors (89217565).

552111427 is a wasteful number, since it uses less digits than its factorization.

552111427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1293069.

The product of its digits is 2800, while the sum is 28.

The square root of 552111427 is about 23497.0514533207. The cubic root of 552111427 is about 820.3683785055.

The spelling of 552111427 in words is "five hundred fifty-two million, one hundred eleven thousand, four hundred twenty-seven".

Divisors: 1 7 61 427 1293001 9051007 78873061 552111427