Search a number
-
+
2042085 = 35136139
BaseRepresentation
bin111110010100011100101
310211202012210
413302203211
51010321320
6111434033
723233413
oct7624345
93752183
102042085
111175281
12825919
13566646
143b22b3
152a50e0
hex1f28e5

2042085 has 8 divisors (see below), whose sum is σ = 3267360. Its totient is φ = 1089104.

The previous prime is 2042083. The next prime is 2042107. The reversal of 2042085 is 5802402.

2042085 is nontrivially palindromic in base 14.

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

It is a cyclic number.

It is not a de Polignac number, because 2042085 - 21 = 2042083 is a prime.

It is a super-2 number, since 2×20420852 = 8340222294450, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2042083) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68055 + ... + 68084.

It is an arithmetic number, because the mean of its divisors is an integer number (408420).

22042085 is an apocalyptic number.

It is an amenable number.

2042085 is a deficient number, since it is larger than the sum of its proper divisors (1225275).

2042085 is a wasteful number, since it uses less digits than its factorization.

2042085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136147.

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 2042085 is about 1429.0153952985. The cubic root of 2042085 is about 126.8697074483.

Adding to 2042085 its reverse (5802402), we get a palindrome (7844487).

The spelling of 2042085 in words is "two million, forty-two thousand, eighty-five".

Divisors: 1 3 5 15 136139 408417 680695 2042085