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2980235 = 5596047
BaseRepresentation
bin1011010111100110001011
312121102010002
423113212023
51230331420
6143513215
734221506
oct13274613
95542102
102980235
111756105
12bb880b
1380466b
1457813d
153dd075
hex2d798b

2980235 has 4 divisors (see below), whose sum is σ = 3576288. Its totient is φ = 2384184.

The previous prime is 2980231. The next prime is 2980261. The reversal of 2980235 is 5320892.

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

It is a cyclic number.

It is not a de Polignac number, because 2980235 - 22 = 2980231 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2980198 and 2980207.

It is not an unprimeable number, because it can be changed into a prime (2980231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 298019 + ... + 298028.

It is an arithmetic number, because the mean of its divisors is an integer number (894072).

22980235 is an apocalyptic number.

2980235 is a deficient number, since it is larger than the sum of its proper divisors (596053).

2980235 is an equidigital number, since it uses as much as digits as its factorization.

2980235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 596052.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 2980235 is about 1726.3357147438. The cubic root of 2980235 is about 143.9075248598.

The spelling of 2980235 in words is "two million, nine hundred eighty thousand, two hundred thirty-five".

Divisors: 1 5 596047 2980235