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319383120 = 243571511259
BaseRepresentation
bin10011000010010…
…110011001010000
3211020222100021110
4103002112121100
51123230224440
651405253320
710625466060
oct2302263120
9736870243
10319383120
111543132a1
128ab64240
13512264c4
14305bb3a0
151d08c080
hex13096650

319383120 has 160 divisors (see below), whose sum is σ = 1139927040. Its totient is φ = 72460800.

The previous prime is 319383089. The next prime is 319383143. The reversal of 319383120 is 21383913.

319383120 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

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 31 ways as a sum of consecutive naturals, for example, 253051 + ... + 254309.

It is an arithmetic number, because the mean of its divisors is an integer number (7124544).

Almost surely, 2319383120 is an apocalyptic number.

319383120 is a gapful number since it is divisible by the number (30) 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 319383120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (569963520).

319383120 is an abundant number, since it is smaller than the sum of its proper divisors (820543920).

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

319383120 is a wasteful number, since it uses less digits than its factorization.

319383120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1433 (or 1427 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 30.

The square root of 319383120 is about 17871.2931820839. The cubic root of 319383120 is about 683.5505751216.

The spelling of 319383120 in words is "three hundred nineteen million, three hundred eighty-three thousand, one hundred twenty".

Divisors: 1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 24 28 30 35 40 42 48 56 60 70 80 84 105 112 120 140 151 168 210 240 280 302 336 420 453 560 604 755 840 906 1057 1208 1259 1510 1680 1812 2114 2265 2416 2518 3020 3171 3624 3777 4228 4530 5036 5285 6040 6295 6342 7248 7554 8456 8813 9060 10072 10570 12080 12590 12684 15108 15855 16912 17626 18120 18885 20144 21140 25180 25368 26439 30216 31710 35252 36240 37770 42280 44065 50360 50736 52878 60432 63420 70504 75540 84560 88130 100720 105756 126840 132195 141008 151080 176260 190109 211512 253680 264390 302160 352520 380218 423024 528780 570327 705040 760436 950545 1057560 1140654 1330763 1520872 1901090 2115120 2281308 2661526 2851635 3041744 3802180 3992289 4562616 5323052 5703270 6653815 7604360 7984578 9125232 10646104 11406540 13307630 15208720 15969156 19961445 21292208 22813080 26615260 31938312 39922890 45626160 53230520 63876624 79845780 106461040 159691560 319383120