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2097170 = 25209717
BaseRepresentation
bin1000000000000000010010
310221112202222
420000000102
51014102140
6112541042
723553125
oct10000022
93845688
102097170
1112026a9
12851782
1358573a
143c83bc
152b65b5
hex200012

2097170 has 8 divisors (see below), whose sum is σ = 3774924. Its totient is φ = 838864.

The previous prime is 2097169. The next prime is 2097211. The reversal of 2097170 is 717902.

It can be written as a sum of positive squares in 2 ways, for example, as 2053489 + 43681 = 1433^2 + 209^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (3) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 104849 + ... + 104868.

22097170 is an apocalyptic number.

2097170 is a deficient number, since it is larger than the sum of its proper divisors (1677754).

2097170 is a wasteful number, since it uses less digits than its factorization.

2097170 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209724.

The product of its (nonzero) digits is 882, while the sum is 26.

The square root of 2097170 is about 1448.1609026624. The cubic root of 2097170 is about 128.0003662099. Note that the first 3 decimals are identical.

The spelling of 2097170 in words is "two million, ninety-seven thousand, one hundred seventy".

Divisors: 1 2 5 10 209717 419434 1048585 2097170