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2663080 = 23579511
BaseRepresentation
bin1010001010001010101000
312000022001121
422022022220
51140204310
6133025024
731431040
oct12121250
95008047
102663080
1115598a2
12a85174
137231b4
144d4720
153790da
hex28a2a8

2663080 has 32 divisors (see below), whose sum is σ = 6848640. Its totient is φ = 912960.

The previous prime is 2663069. The next prime is 2663081. The reversal of 2663080 is 803662.

It is not an unprimeable number, because it can be changed into a prime (2663081) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4476 + ... + 5035.

It is an arithmetic number, because the mean of its divisors is an integer number (214020).

22663080 is an apocalyptic number.

2663080 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2663080 is an abundant number, since it is smaller than the sum of its proper divisors (4185560).

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

2663080 is a wasteful number, since it uses less digits than its factorization.

2663080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9529 (or 9525 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 2663080 is about 1631.8946044399. The cubic root of 2663080 is about 138.6100555815.

The spelling of 2663080 in words is "two million, six hundred sixty-three thousand, eighty".

Divisors: 1 2 4 5 7 8 10 14 20 28 35 40 56 70 140 280 9511 19022 38044 47555 66577 76088 95110 133154 190220 266308 332885 380440 532616 665770 1331540 2663080