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2095280 = 245112381
BaseRepresentation
bin111111111100010110000
310221110011222
413333202300
51014022110
6112524212
723544455
oct7774260
93843158
102095280
111201240
12850668
13584915
143c782c
152b5c55
hex1ff8b0

2095280 has 40 divisors (see below), whose sum is σ = 5316624. Its totient is φ = 761600.

The previous prime is 2095253. The next prime is 2095283. The reversal of 2095280 is 825902.

It is a tau number, because it is divible by the number of its divisors (40).

It is not an unprimeable number, because it can be changed into a prime (2095283) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 311 + ... + 2070.

22095280 is an apocalyptic number.

2095280 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2095280 is an abundant number, since it is smaller than the sum of its proper divisors (3221344).

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

2095280 is a wasteful number, since it uses less digits than its factorization.

2095280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2405 (or 2399 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 26.

The square root of 2095280 is about 1447.5082037764. The cubic root of 2095280 is about 127.9619027245.

The spelling of 2095280 in words is "two million, ninety-five thousand, two hundred eighty".

Divisors: 1 2 4 5 8 10 11 16 20 22 40 44 55 80 88 110 176 220 440 880 2381 4762 9524 11905 19048 23810 26191 38096 47620 52382 95240 104764 130955 190480 209528 261910 419056 523820 1047640 2095280