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2864480 = 25517903
BaseRepresentation
bin1010111011010101100000
312101112022212
422323111200
51213130410
6141221252
733230153
oct12732540
95345285
102864480
111687143
12b61828
13793a78
14547c9a
153b8b05
hex2bb560

2864480 has 24 divisors (see below), whose sum is σ = 6767712. Its totient is φ = 1145728.

The previous prime is 2864479. The next prime is 2864527. The reversal of 2864480 is 844682.

2864480 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 8792 + ... + 9111.

It is an arithmetic number, because the mean of its divisors is an integer number (281988).

22864480 is an apocalyptic number.

2864480 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2864480 is an abundant number, since it is smaller than the sum of its proper divisors (3903232).

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

2864480 is a wasteful number, since it uses less digits than its factorization.

2864480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17918 (or 17910 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 32.

The square root of 2864480 is about 1692.4774740008. The cubic root of 2864480 is about 142.0197023512.

The spelling of 2864480 in words is "two million, eight hundred sixty-four thousand, four hundred eighty".

Divisors: 1 2 4 5 8 10 16 20 32 40 80 160 17903 35806 71612 89515 143224 179030 286448 358060 572896 716120 1432240 2864480