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2871054 = 232159503
BaseRepresentation
bin1010111100111100001110
312101212100100
422330330032
51213333204
6141311530
733255264
oct12747416
95355310
102871054
11169107a
12b655a6
13796a64
1454a434
153baa39
hex2bcf0e

2871054 has 12 divisors (see below), whose sum is σ = 6220656. Its totient is φ = 957012.

The previous prime is 2871049. The next prime is 2871061. The reversal of 2871054 is 4501782.

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 79734 + ... + 79769.

It is an arithmetic number, because the mean of its divisors is an integer number (518388).

22871054 is an apocalyptic number.

2871054 is an abundant number, since it is smaller than the sum of its proper divisors (3349602).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2871054 is a wasteful number, since it uses less digits than its factorization.

2871054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159511 (or 159508 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 27.

The square root of 2871054 is about 1694.4184843184. The cubic root of 2871054 is about 142.1282647194.

The spelling of 2871054 in words is "two million, eight hundred seventy-one thousand, fifty-four".

Divisors: 1 2 3 6 9 18 159503 319006 478509 957018 1435527 2871054