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2794980 = 2235371259
BaseRepresentation
bin1010101010010111100100
312020222222210
422222113210
51203414410
6135523420
732520426
oct12522744
95228883
102794980
111639a01
12b29570
1376b246
1452a816
153a3220
hex2aa5e4

2794980 has 48 divisors (see below), whose sum is σ = 8043840. Its totient is φ = 724608.

The previous prime is 2794963. The next prime is 2794993. The reversal of 2794980 is 894972.

2794980 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

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, 1591 + ... + 2849.

It is an arithmetic number, because the mean of its divisors is an integer number (167580).

22794980 is an apocalyptic number.

2794980 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 2794980, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4021920).

2794980 is an abundant number, since it is smaller than the sum of its proper divisors (5248860).

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

2794980 is a wasteful number, since it uses less digits than its factorization.

2794980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1308 (or 1306 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 39.

The square root of 2794980 is about 1671.8193682333. The cubic root of 2794980 is about 140.8616922533.

The spelling of 2794980 in words is "two million, seven hundred ninety-four thousand, nine hundred eighty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 37 60 74 111 148 185 222 370 444 555 740 1110 1259 2220 2518 3777 5036 6295 7554 12590 15108 18885 25180 37770 46583 75540 93166 139749 186332 232915 279498 465830 558996 698745 931660 1397490 2794980