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2005058 = 21191139
BaseRepresentation
bin111101001100001000010
310202212102102
413221201002
51003130213
6110550402
723020436
oct7514102
93685372
102005058
11114a480
12808402
13552833
143a29c6
15299158
hex1e9842

2005058 has 8 divisors (see below), whose sum is σ = 3281040. Its totient is φ = 911380.

The previous prime is 2005057. The next prime is 2005061. The reversal of 2005058 is 8505002.

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2005057) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45548 + ... + 45591.

It is an arithmetic number, because the mean of its divisors is an integer number (410130).

22005058 is an apocalyptic number.

2005058 is a deficient number, since it is larger than the sum of its proper divisors (1275982).

2005058 is a wasteful number, since it uses less digits than its factorization.

2005058 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91152.

The product of its (nonzero) digits is 400, while the sum is 20.

The square root of 2005058 is about 1416.0007062145. Note that the first 3 decimals coincide. The cubic root of 2005058 is about 126.0982269234.

The spelling of 2005058 in words is "two million, five thousand, fifty-eight".

Divisors: 1 2 11 22 91139 182278 1002529 2005058