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BaseRepresentation
bin111111101011000101101
310221000001202
413331120231
51013231240
6112415245
723506634
oct7753055
93830052
102086445
1111a5639
12847525
135808aa
143c451b
152b3315
hex1fd62d

2086445 has 8 divisors (see below), whose sum is σ = 2612736. Its totient is φ = 1596496.

The previous prime is 2086439. The next prime is 2086457. The reversal of 2086445 is 5446802.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-2086445 is a prime.

It is a d-powerful number, because it can be written as 29 + 0 + 83 + 68 + 48 + 49 + 57 .

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8957 + ... + 9186.

It is an arithmetic number, because the mean of its divisors is an integer number (326592).

22086445 is an apocalyptic number.

It is an amenable number.

2086445 is a deficient number, since it is larger than the sum of its proper divisors (526291).

2086445 is a wasteful number, since it uses less digits than its factorization.

2086445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18171.

The product of its (nonzero) digits is 7680, while the sum is 29.

The square root of 2086445 is about 1444.4531837342. The cubic root of 2086445 is about 127.7817937546.

The spelling of 2086445 in words is "two million, eighty-six thousand, four hundred forty-five".

Divisors: 1 5 23 115 18143 90715 417289 2086445