Search a number
-
+
2104297 = 13161869
BaseRepresentation
bin1000000001101111101001
310221220112221
420001233221
51014314142
6113034041
723612656
oct10015751
93856487
102104297
111207a98
12855921
13588a60
143cac2d
152b8767
hex201be9

2104297 has 4 divisors (see below), whose sum is σ = 2266180. Its totient is φ = 1942416.

The previous prime is 2104273. The next prime is 2104313. The reversal of 2104297 is 7924012.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 885481 + 1218816 = 941^2 + 1104^2 .

It is a cyclic number.

It is not a de Polignac number, because 2104297 - 27 = 2104169 is a prime.

It is a d-powerful number, because it can be written as 29 + 1 + 0 + 43 + 221 + 94 + 7 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2104217) 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, 80922 + ... + 80947.

It is an arithmetic number, because the mean of its divisors is an integer number (566545).

22104297 is an apocalyptic number.

It is an amenable number.

2104297 is a deficient number, since it is larger than the sum of its proper divisors (161883).

2104297 is a wasteful number, since it uses less digits than its factorization.

2104297 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161882.

The product of its (nonzero) digits is 1008, while the sum is 25.

The square root of 2104297 is about 1450.6195228246. The cubic root of 2104297 is about 128.1452006222.

It can be divided in two parts, 2104 and 297, that added together give a 4-th power (2401 = 74).

The spelling of 2104297 in words is "two million, one hundred four thousand, two hundred ninety-seven".

Divisors: 1 13 161869 2104297