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2988080 = 24541911
BaseRepresentation
bin1011011001100000110000
312121210212122
423121200300
51231104310
6144013412
734253414
oct13314060
95553778
102988080
111760a97
121001268
138080c4
1457ad44
153e0555
hex2d9830

2988080 has 40 divisors (see below), whose sum is σ = 7124544. Its totient is φ = 1164800.

The previous prime is 2988079. The next prime is 2988101. The reversal of 2988080 is 808892.

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

It is a self number, because there is not a number n which added to its sum of digits gives 2988080.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2825 + ... + 3735.

22988080 is an apocalyptic number.

2988080 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 2988080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3562272).

2988080 is an abundant number, since it is smaller than the sum of its proper divisors (4136464).

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

2988080 is a wasteful number, since it uses less digits than its factorization.

2988080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 965 (or 959 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 35.

The square root of 2988080 is about 1728.6063750895. The cubic root of 2988080 is about 144.0336855351.

The spelling of 2988080 in words is "two million, nine hundred eighty-eight thousand, eighty".

Divisors: 1 2 4 5 8 10 16 20 40 41 80 82 164 205 328 410 656 820 911 1640 1822 3280 3644 4555 7288 9110 14576 18220 36440 37351 72880 74702 149404 186755 298808 373510 597616 747020 1494040 2988080