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4089039 = 31379949
BaseRepresentation
bin1111100110010011001111
321200202002220
433212103033
52021322124
6223350423
746520253
oct17462317
97622086
104089039
112343179
121452413
13b02266
14786263
1555b879
hex3e64cf

4089039 has 8 divisors (see below), whose sum is σ = 5492400. Its totient is φ = 2705856.

The previous prime is 4089037. The next prime is 4089073. The reversal of 4089039 is 9309804.

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

It is not a de Polignac number, because 4089039 - 21 = 4089037 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4089037) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4564 + ... + 5385.

It is an arithmetic number, because the mean of its divisors is an integer number (686550).

Almost surely, 24089039 is an apocalyptic number.

4089039 is a deficient number, since it is larger than the sum of its proper divisors (1403361).

4089039 is a wasteful number, since it uses less digits than its factorization.

4089039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10089.

The product of its (nonzero) digits is 7776, while the sum is 33.

The square root of 4089039 is about 2022.1372356989. The cubic root of 4089039 is about 159.9093105853.

The spelling of 4089039 in words is "four million, eighty-nine thousand, thirty-nine".

Divisors: 1 3 137 411 9949 29847 1363013 4089039