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BaseRepresentation
bin100000010000100100010
31222201000022
410002010202
5232311213
634353442
711661542
oct4020442
91881008
101057058
11662202
1242b882
132b01a2
141d7322
1515d308
hex102122

1057058 has 6 divisors (see below), whose sum is σ = 1587771. Its totient is φ = 527802.

The previous prime is 1057051. The next prime is 1057087. The reversal of 1057058 is 8507501.

It can be written as a sum of positive squares in only one way, i.e., 528529 + 528529 = 727^2 + 727^2 .

It is an ABA number since it can be written as A⋅BA, here for A=2, B=727.

It is a super-2 number, since 2×10570582 = 2234743230728, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1057051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1091 + ... + 1817.

21057058 is an apocalyptic number.

1057058 is a deficient number, since it is larger than the sum of its proper divisors (530713).

1057058 is an frugal number, since it uses more digits than its factorization.

1057058 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1456 (or 729 counting only the distinct ones).

The product of its (nonzero) digits is 1400, while the sum is 26.

The square root of 1057058 is about 1028.1332598452. The cubic root of 1057058 is about 101.8668646194.

The spelling of 1057058 in words is "one million, fifty-seven thousand, fifty-eight".

Divisors: 1 2 727 1454 528529 1057058