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2994720 = 253517367
BaseRepresentation
bin1011011011001000100000
312122010222120
423123020200
51231312340
6144104240
734311651
oct13331040
95563876
102994720
111765a83
121005080
1380b131
1457d528
153e24d0
hex2db220

2994720 has 96 divisors (see below), whose sum is σ = 10015488. Its totient is φ = 749568.

The previous prime is 2994713. The next prime is 2994727. The reversal of 2994720 is 274992.

It is an interprime number because it is at equal distance from previous prime (2994713) and next prime (2994727).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2994727) 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, 7977 + ... + 8343.

It is an arithmetic number, because the mean of its divisors is an integer number (104328).

22994720 is an apocalyptic number.

2994720 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 2994720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5007744).

2994720 is an abundant number, since it is smaller than the sum of its proper divisors (7020768).

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

2994720 is a wasteful number, since it uses less digits than its factorization.

2994720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 402 (or 394 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 33.

The square root of 2994720 is about 1730.5259316173. The cubic root of 2994720 is about 144.1402953683.

It can be divided in two parts, 29 and 94720, that added together give a palindrome (94749).

The spelling of 2994720 in words is "two million, nine hundred ninety-four thousand, seven hundred twenty".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 17 20 24 30 32 34 40 48 51 60 68 80 85 96 102 120 136 160 170 204 240 255 272 340 367 408 480 510 544 680 734 816 1020 1101 1360 1468 1632 1835 2040 2202 2720 2936 3670 4080 4404 5505 5872 6239 7340 8160 8808 11010 11744 12478 14680 17616 18717 22020 24956 29360 31195 35232 37434 44040 49912 58720 62390 74868 88080 93585 99824 124780 149736 176160 187170 199648 249560 299472 374340 499120 598944 748680 998240 1497360 2994720