[go: up one dir, main page]

Search a number
-
+
3080000 = 2654711
BaseRepresentation
bin1011101111111101000000
312210110222002
423233331000
51242030000
6150003132
735115410
oct13577500
95713862
103080000
111814060
1210464a8
1383abb1
145a2640
1540c8d5
hex2eff40

3080000 has 140 divisors (see below), whose sum is σ = 9521952. Its totient is φ = 960000.

The previous prime is 3079987. The next prime is 3080017. The reversal of 3080000 is 803.

It is a tau number, because it is divible by the number of its divisors (140).

It is a Harshad number since it is a multiple of its sum of digits (11).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 279995 + ... + 280005.

Almost surely, 23080000 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3080000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4760976).

3080000 is an abundant number, since it is smaller than the sum of its proper divisors (6441952).

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

3080000 is an equidigital number, since it uses as much as digits as its factorization.

3080000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50 (or 25 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 3080000 is about 1754.9928774784. The cubic root of 3080000 is about 145.4957269758.

Adding to 3080000 its reverse (803), we get a palindrome (3080803).

The spelling of 3080000 in words is "three million, eighty thousand".

Divisors: 1 2 4 5 7 8 10 11 14 16 20 22 25 28 32 35 40 44 50 55 56 64 70 77 80 88 100 110 112 125 140 154 160 175 176 200 220 224 250 275 280 308 320 350 352 385 400 440 448 500 550 560 616 625 700 704 770 800 875 880 1000 1100 1120 1232 1250 1375 1400 1540 1600 1750 1760 1925 2000 2200 2240 2464 2500 2750 2800 3080 3500 3520 3850 4000 4375 4400 4928 5000 5500 5600 6160 6875 7000 7700 8000 8750 8800 9625 10000 11000 11200 12320 13750 14000 15400 17500 17600 19250 20000 22000 24640 27500 28000 30800 35000 38500 40000 44000 48125 55000 56000 61600 70000 77000 88000 96250 110000 123200 140000 154000 192500 220000 280000 308000 385000 440000 616000 770000 1540000 3080000