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2906369 = 3079467
BaseRepresentation
bin1011000101100100000001
312110122210022
423011210001
51221000434
6142143225
733463244
oct13054401
95418708
102906369
111705664
12b81b15
137a9b5b
1455925b
153c622e
hex2c5901

2906369 has 4 divisors (see below), whose sum is σ = 2916144. Its totient is φ = 2896596.

The previous prime is 2906363. The next prime is 2906381. The reversal of 2906369 is 9636092.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-2906369 is a prime.

It is a super-2 number, since 2×29063692 = 16893961528322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2906363) 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, 4427 + ... + 5040.

It is an arithmetic number, because the mean of its divisors is an integer number (729036).

22906369 is an apocalyptic number.

It is an amenable number.

2906369 is a deficient number, since it is larger than the sum of its proper divisors (9775).

2906369 is an equidigital number, since it uses as much as digits as its factorization.

2906369 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9774.

The product of its (nonzero) digits is 17496, while the sum is 35.

The square root of 2906369 is about 1704.8076137793. The cubic root of 2906369 is about 142.7086345753.

The spelling of 2906369 in words is "two million, nine hundred six thousand, three hundred sixty-nine".

Divisors: 1 307 9467 2906369