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2040061 = 4794259
BaseRepresentation
bin111110010000011111101
310211122102211
413302003331
51010240221
6111420421
723224462
oct7620375
93748384
102040061
111173801
12824711
1356574a
143b1669
152a46e1
hex1f20fd

2040061 has 4 divisors (see below), whose sum is σ = 2044800. Its totient is φ = 2035324.

The previous prime is 2040053. The next prime is 2040089. The reversal of 2040061 is 1600402.

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.

It is a cyclic number.

It is not a de Polignac number, because 2040061 - 23 = 2040053 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 (2040041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1651 + ... + 2608.

It is an arithmetic number, because the mean of its divisors is an integer number (511200).

22040061 is an apocalyptic number.

It is an amenable number.

2040061 is a deficient number, since it is larger than the sum of its proper divisors (4739).

2040061 is an equidigital number, since it uses as much as digits as its factorization.

2040061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4738.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 2040061 is about 1428.3070398202. The cubic root of 2040061 is about 126.8277782156.

Adding to 2040061 its reverse (1600402), we get a palindrome (3640463).

The spelling of 2040061 in words is "two million, forty thousand, sixty-one".

Divisors: 1 479 4259 2040061