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2308880 = 245721931
BaseRepresentation
bin1000110011101100010000
311100022012002
420303230100
51042341010
6121253132
725424300
oct10635420
94308162
102308880
111337772
129341a8
1362ac02
14441600
153091a5
hex233b10

2308880 has 120 divisors (see below), whose sum is σ = 6785280. Its totient is φ = 725760.

The previous prime is 2308871. The next prime is 2308883. The reversal of 2308880 is 888032.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2308883) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 74465 + ... + 74495.

It is an arithmetic number, because the mean of its divisors is an integer number (56544).

22308880 is an apocalyptic number.

2308880 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is a pronic number, being equal to 1519×1520.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2308880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3392640).

2308880 is an abundant number, since it is smaller than the sum of its proper divisors (4476400).

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

2308880 is a wasteful number, since it uses less digits than its factorization.

2308880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77 (or 64 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 29.

The square root of 2308880 is about 1519.4999177361. The cubic root of 2308880 is about 132.1702730691.

The spelling of 2308880 in words is "two million, three hundred eight thousand, eight hundred eighty".

Divisors: 1 2 4 5 7 8 10 14 16 19 20 28 31 35 38 40 49 56 62 70 76 80 95 98 112 124 133 140 152 155 190 196 217 245 248 266 280 304 310 380 392 434 490 496 532 560 589 620 665 760 784 868 931 980 1064 1085 1178 1240 1330 1519 1520 1736 1862 1960 2128 2170 2356 2480 2660 2945 3038 3472 3724 3920 4123 4340 4655 4712 5320 5890 6076 7448 7595 8246 8680 9310 9424 10640 11780 12152 14896 15190 16492 17360 18620 20615 23560 24304 28861 30380 32984 37240 41230 47120 57722 60760 65968 74480 82460 115444 121520 144305 164920 230888 288610 329840 461776 577220 1154440 2308880