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552157 = 571967
BaseRepresentation
bin10000110110011011101
31001001102021
42012303131
5120132112
615500141
74456534
oct2066335
91031367
10552157
11347931
12227651
13164428
1410531b
15ad907
hex86cdd

552157 has 4 divisors (see below), whose sum is σ = 553696. Its totient is φ = 550620.

The previous prime is 552137. The next prime is 552179. The reversal of 552157 is 751255.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 552157 - 27 = 552029 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (552107) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 88 + ... + 1054.

It is an arithmetic number, because the mean of its divisors is an integer number (138424).

2552157 is an apocalyptic number.

It is an amenable number.

552157 is a deficient number, since it is larger than the sum of its proper divisors (1539).

552157 is an equidigital number, since it uses as much as digits as its factorization.

552157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1538.

The product of its digits is 1750, while the sum is 25.

The square root of 552157 is about 743.0726747768. The cubic root of 552157 is about 82.0390949806.

The spelling of 552157 in words is "five hundred fifty-two thousand, one hundred fifty-seven".

Divisors: 1 571 967 552157