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2860055 = 511149349
BaseRepresentation
bin1010111010010000010111
312101022020222
422322100113
51213010210
6141144555
733211232
oct12722027
95338228
102860055
111683890
12b5b15b
13791a53
14546419
153b7655
hex2ba417

2860055 has 16 divisors (see below), whose sum is σ = 3780000. Its totient is φ = 2060160.

The previous prime is 2860043. The next prime is 2860057. The reversal of 2860055 is 5500682.

2860055 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2860055 - 26 = 2859991 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2860057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8021 + ... + 8369.

It is an arithmetic number, because the mean of its divisors is an integer number (236250).

22860055 is an apocalyptic number.

2860055 is a deficient number, since it is larger than the sum of its proper divisors (919945).

2860055 is a wasteful number, since it uses less digits than its factorization.

2860055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 514.

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 2860055 is about 1691.1697135415. The cubic root of 2860055 is about 141.9465347884.

The spelling of 2860055 in words is "two million, eight hundred sixty thousand, fifty-five".

Divisors: 1 5 11 55 149 349 745 1639 1745 3839 8195 19195 52001 260005 572011 2860055