Search a number
-
+
2074147 = 2937079
BaseRepresentation
bin111111010011000100011
310220101012021
413322120203
51012333042
6112242311
723426035
oct7723043
93811167
102074147
111197379
12840397
1357810a
143bdc55
152ae867
hex1fa623

2074147 has 4 divisors (see below), whose sum is σ = 2081520. Its totient is φ = 2066776.

The previous prime is 2074141. The next prime is 2074159. The reversal of 2074147 is 7414702.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7414702 = 23707351.

It is a cyclic number.

It is not a de Polignac number, because 2074147 - 23 = 2074139 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2074141) 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, 3247 + ... + 3832.

It is an arithmetic number, because the mean of its divisors is an integer number (520380).

22074147 is an apocalyptic number.

2074147 is a deficient number, since it is larger than the sum of its proper divisors (7373).

2074147 is an equidigital number, since it uses as much as digits as its factorization.

2074147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7372.

The product of its (nonzero) digits is 1568, while the sum is 25.

The square root of 2074147 is about 1440.1899180316. The cubic root of 2074147 is about 127.5302401679.

Adding to 2074147 its reverse (7414702), we get a palindrome (9488849).

The spelling of 2074147 in words is "two million, seventy-four thousand, one hundred forty-seven".

Divisors: 1 293 7079 2074147