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2988960 = 253513479
BaseRepresentation
bin1011011001101110100000
312121212002020
423121232200
51231121320
6144021440
734256112
oct13315640
95555066
102988960
111761717
121001880
13808620
1457b3b2
153e0940
hex2d9ba0

2988960 has 96 divisors (see below), whose sum is σ = 10160640. Its totient is φ = 734208.

The previous prime is 2988949. The next prime is 2988961. The reversal of 2988960 is 698892.

2988960 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (2988961) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6001 + ... + 6479.

It is an arithmetic number, because the mean of its divisors is an integer number (105840).

22988960 is an apocalyptic number.

2988960 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 2988960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5080320).

2988960 is an abundant number, since it is smaller than the sum of its proper divisors (7171680).

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

2988960 is a wasteful number, since it uses less digits than its factorization.

2988960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 510 (or 502 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 42.

The square root of 2988960 is about 1728.8608966600. The cubic root of 2988960 is about 144.0478236218.

The spelling of 2988960 in words is "two million, nine hundred eighty-eight thousand, nine hundred sixty".

Divisors: 1 2 3 4 5 6 8 10 12 13 15 16 20 24 26 30 32 39 40 48 52 60 65 78 80 96 104 120 130 156 160 195 208 240 260 312 390 416 479 480 520 624 780 958 1040 1248 1437 1560 1916 2080 2395 2874 3120 3832 4790 5748 6227 6240 7185 7664 9580 11496 12454 14370 15328 18681 19160 22992 24908 28740 31135 37362 38320 45984 49816 57480 62270 74724 76640 93405 99632 114960 124540 149448 186810 199264 229920 249080 298896 373620 498160 597792 747240 996320 1494480 2988960