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1057208 = 23132151
BaseRepresentation
bin100000010000110111000
31222201012212
410002012320
5232312313
634354252
711662145
oct4020670
91881185
101057208
11662329
1242b988
132b0289
141d73cc
1515d3a8
hex1021b8

1057208 has 8 divisors (see below), whose sum is σ = 1982280. Its totient is φ = 528600.

The previous prime is 1057183. The next prime is 1057219. The reversal of 1057208 is 8027501.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×10572082 = 2235377510528, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66068 + ... + 66083.

It is an arithmetic number, because the mean of its divisors is an integer number (247785).

21057208 is an apocalyptic number.

It is an amenable number.

1057208 is a deficient number, since it is larger than the sum of its proper divisors (925072).

1057208 is a wasteful number, since it uses less digits than its factorization.

1057208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132157 (or 132153 counting only the distinct ones).

The product of its (nonzero) digits is 560, while the sum is 23.

The square root of 1057208 is about 1028.2062049998. The cubic root of 1057208 is about 101.8716828057.

The spelling of 1057208 in words is "one million, fifty-seven thousand, two hundred eight".

Divisors: 1 2 4 8 132151 264302 528604 1057208