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2980369 = 7541787
BaseRepresentation
bin1011010111101000010001
312121102022001
423113220101
51230332434
6143514001
734222060
oct13275021
95542261
102980369
111756217
12bb8901
13804742
145781d7
153dd114
hex2d7a11

2980369 has 8 divisors (see below), whose sum is σ = 3416768. Its totient is φ = 2546640.

The previous prime is 2980357. The next prime is 2980391. The reversal of 2980369 is 9630892.

2980369 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2980369 - 25 = 2980337 is a prime.

It is a super-2 number, since 2×29803692 = 17765198752322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2980319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3394 + ... + 4180.

It is an arithmetic number, because the mean of its divisors is an integer number (427096).

22980369 is an apocalyptic number.

It is an amenable number.

2980369 is a deficient number, since it is larger than the sum of its proper divisors (436399).

2980369 is an equidigital number, since it uses as much as digits as its factorization.

2980369 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1335.

The product of its (nonzero) digits is 23328, while the sum is 37.

The square root of 2980369 is about 1726.3745248352. The cubic root of 2980369 is about 143.9096816605.

The spelling of 2980369 in words is "two million, nine hundred eighty thousand, three hundred sixty-nine".

Divisors: 1 7 541 787 3787 5509 425767 2980369