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2880983 = 7411569
BaseRepresentation
bin1010111111010111010111
312102100222002
422333113113
51214142413
6141425515
733326240
oct12772727
95370862
102880983
111698586
12b6b29b
1379b431
1454dcc7
153bd958
hex2bf5d7

2880983 has 4 divisors (see below), whose sum is σ = 3292560. Its totient is φ = 2469408.

The previous prime is 2880949. The next prime is 2880991. The reversal of 2880983 is 3890882.

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 2880983 - 214 = 2864599 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2880883) 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, 205778 + ... + 205791.

It is an arithmetic number, because the mean of its divisors is an integer number (823140).

22880983 is an apocalyptic number.

2880983 is a deficient number, since it is larger than the sum of its proper divisors (411577).

2880983 is an equidigital number, since it uses as much as digits as its factorization.

2880983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 411576.

The product of its (nonzero) digits is 27648, while the sum is 38.

The square root of 2880983 is about 1697.3458692912. The cubic root of 2880983 is about 142.2919174962.

The spelling of 2880983 in words is "two million, eight hundred eighty thousand, nine hundred eighty-three".

Divisors: 1 7 411569 2880983