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2989323 = 32332147
BaseRepresentation
bin1011011001110100001011
312121212120200
423121310023
51231124243
6144023243
734260141
oct13316413
95555520
102989323
111761a17
121001b23
1380883c
1457b591
153e0ad3
hex2d9d0b

2989323 has 6 divisors (see below), whose sum is σ = 4317924. Its totient is φ = 1992876.

The previous prime is 2989321. The next prime is 2989367. The reversal of 2989323 is 3239892.

It is not a de Polignac number, because 2989323 - 21 = 2989321 is a prime.

2989323 is a lucky number.

It is a nialpdrome in base 9.

It is not an unprimeable number, because it can be changed into a prime (2989321) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 166065 + ... + 166082.

It is an arithmetic number, because the mean of its divisors is an integer number (719654).

22989323 is an apocalyptic number.

2989323 is a deficient number, since it is larger than the sum of its proper divisors (1328601).

2989323 is a wasteful number, since it uses less digits than its factorization.

2989323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 332153 (or 332150 counting only the distinct ones).

The product of its digits is 23328, while the sum is 36.

The square root of 2989323 is about 1728.9658758923. The cubic root of 2989323 is about 144.0536547741.

The spelling of 2989323 in words is "two million, nine hundred eighty-nine thousand, three hundred twenty-three".

Divisors: 1 3 9 332147 996441 2989323