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2480080 = 245291069
BaseRepresentation
bin1001011101011111010000
311200000000211
421131133100
51113330310
6125053504
730036361
oct11353720
94600024
102480080
111444359
129b7294
1368ab05
14487b68
1533ec8a
hex25d7d0

2480080 has 40 divisors (see below), whose sum is σ = 5970600. Its totient is φ = 956928.

The previous prime is 2480069. The next prime is 2480081. The reversal of 2480080 is 800842.

2480080 is nontrivially palindromic in base 3.

It can be written as a sum of positive squares in 4 ways, for example, as 242064 + 2238016 = 492^2 + 1496^2 .

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2480081) 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, 1786 + ... + 2854.

It is an arithmetic number, because the mean of its divisors is an integer number (149265).

22480080 is an apocalyptic number.

2480080 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 2480080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2985300).

2480080 is an abundant number, since it is smaller than the sum of its proper divisors (3490520).

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

2480080 is a wasteful number, since it uses less digits than its factorization.

2480080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1111 (or 1105 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 22.

The square root of 2480080 is about 1574.8269746229. The cubic root of 2480080 is about 135.3594444887.

The spelling of 2480080 in words is "two million, four hundred eighty thousand, eighty".

Divisors: 1 2 4 5 8 10 16 20 29 40 58 80 116 145 232 290 464 580 1069 1160 2138 2320 4276 5345 8552 10690 17104 21380 31001 42760 62002 85520 124004 155005 248008 310010 496016 620020 1240040 2480080