Search a number
-
+
2997043 = 7428149
BaseRepresentation
bin1011011011101100110011
312122021011121
423123230303
51231401133
6144123111
734321510
oct13335463
95567147
102997043
1117677a5
121006497
1380c1ca
14580307
153e302d
hex2dbb33

2997043 has 4 divisors (see below), whose sum is σ = 3425200. Its totient is φ = 2568888.

The previous prime is 2997031. The next prime is 2997067. The reversal of 2997043 is 3407992.

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

It is not a de Polignac number, because 2997043 - 25 = 2997011 is a prime.

It is an Ulam number.

It is a Duffinian number.

2997043 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (2997443) 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, 214068 + ... + 214081.

It is an arithmetic number, because the mean of its divisors is an integer number (856300).

22997043 is an apocalyptic number.

2997043 is a deficient number, since it is larger than the sum of its proper divisors (428157).

2997043 is an equidigital number, since it uses as much as digits as its factorization.

2997043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 428156.

The product of its (nonzero) digits is 13608, while the sum is 34.

The square root of 2997043 is about 1731.1969847478. The cubic root of 2997043 is about 144.1775555424.

The spelling of 2997043 in words is "two million, nine hundred ninety-seven thousand, forty-three".

Divisors: 1 7 428149 2997043