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473040 = 2434573
BaseRepresentation
bin1110011011111010000
3220000220000
41303133100
5110114130
614050000
74010061
oct1633720
9800800
10473040
112a3447
121a9900
13137409
14c4568
1595260
hex737d0

473040 has 100 divisors (see below), whose sum is σ = 1665444. Its totient is φ = 124416.

The previous prime is 473027. The next prime is 473089. The reversal of 473040 is 40374.

It can be written as a sum of positive squares in 2 ways, for example, as 219024 + 254016 = 468^2 + 504^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a zygodrome in base 3.

It is a congruent number.

It is an unprimeable number.

473040 is an untouchable number, because it is not equal to the sum of proper divisors of any 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 19 ways as a sum of consecutive naturals, for example, 6444 + ... + 6516.

2473040 is an apocalyptic number.

473040 is a gapful number since it is divisible by the number (40) 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 473040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (832722).

473040 is an abundant number, since it is smaller than the sum of its proper divisors (1192404).

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

473040 is a wasteful number, since it uses less digits than its factorization.

473040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98 (or 83 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 18.

The square root of 473040 is about 687.7790342835. The cubic root of 473040 is about 77.9170716264.

The spelling of 473040 in words is "four hundred seventy-three thousand, forty", and thus it is an iban number.

Divisors: 1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 36 40 45 48 54 60 72 73 80 81 90 108 120 135 144 146 162 180 216 219 240 270 292 324 360 365 405 432 438 540 584 648 657 720 730 810 876 1080 1095 1168 1296 1314 1460 1620 1752 1971 2160 2190 2628 2920 3240 3285 3504 3942 4380 5256 5840 5913 6480 6570 7884 8760 9855 10512 11826 13140 15768 17520 19710 23652 26280 29565 31536 39420 47304 52560 59130 78840 94608 118260 157680 236520 473040