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2690041 is a prime number
BaseRepresentation
bin1010010000101111111001
312001200001011
422100233321
51142040131
6133353521
731602454
oct12205771
95050034
102690041
111578082
12a988a1
13732553
1450049b
153820b1
hex290bf9

2690041 has 2 divisors, whose sum is σ = 2690042. Its totient is φ = 2690040.

The previous prime is 2690027. The next prime is 2690047. The reversal of 2690041 is 1400962.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2689600 + 441 = 1640^2 + 21^2 .

It is a cyclic number.

It is not a de Polignac number, because 2690041 - 213 = 2681849 is a prime.

It is a Chen prime.

It is an Ulam number.

It is a pancake number, because a pancake can be divided into 2690041 parts by 2319 straight cuts.

2690041 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 2689994 and 2690021.

It is not a weakly prime, because it can be changed into another prime (2690047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1345020 + 1345021.

It is an arithmetic number, because the mean of its divisors is an integer number (1345021).

22690041 is an apocalyptic number.

It is an amenable number.

2690041 is a deficient number, since it is larger than the sum of its proper divisors (1).

2690041 is an equidigital number, since it uses as much as digits as its factorization.

2690041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 2690041 is about 1640.1344457086. The cubic root of 2690041 is about 139.0762482136.

The spelling of 2690041 in words is "two million, six hundred ninety thousand, forty-one".