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2885080 = 235117983
BaseRepresentation
bin1011000000010111011000
312102120120211
423000113120
51214310310
6141500504
733344212
oct13002730
95376524
102885080
1116a0670
12b71734
137a0263
145515b2
153bec8a
hex2c05d8

2885080 has 64 divisors (see below), whose sum is σ = 7257600. Its totient is φ = 1023360.

The previous prime is 2885063. The next prime is 2885089. The reversal of 2885080 is 805882.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2885089) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34719 + ... + 34801.

It is an arithmetic number, because the mean of its divisors is an integer number (113400).

22885080 is an apocalyptic number.

2885080 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2885080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3628800).

2885080 is an abundant number, since it is smaller than the sum of its proper divisors (4372520).

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

2885080 is a wasteful number, since it uses less digits than its factorization.

2885080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184 (or 180 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 31.

The square root of 2885080 is about 1698.5523247754. The cubic root of 2885080 is about 142.3593359040.

The spelling of 2885080 in words is "two million, eight hundred eighty-five thousand, eighty".

Divisors: 1 2 4 5 8 10 11 20 22 40 44 55 79 83 88 110 158 166 220 316 332 395 415 440 632 664 790 830 869 913 1580 1660 1738 1826 3160 3320 3476 3652 4345 4565 6557 6952 7304 8690 9130 13114 17380 18260 26228 32785 34760 36520 52456 65570 72127 131140 144254 262280 288508 360635 577016 721270 1442540 2885080