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535385040 = 243519137857
BaseRepresentation
bin11111111010010…
…101001111010000
31101022102101012120
4133322111033100
52044024310130
6125043054240
716160461221
oct3772251720
91338371176
10535385040
11255235783
1212b371380
1386bc41a8
1451167248
1532007910
hex1fe953d0

535385040 has 160 divisors (see below), whose sum is σ = 1761851520. Its totient is φ = 134111232.

The previous prime is 535385027. The next prime is 535385041. The reversal of 535385040 is 40583535.

It is a junction number, because it is equal to n+sod(n) for n = 535384992 and 535385010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (535385041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 624292 + ... + 625148.

It is an arithmetic number, because the mean of its divisors is an integer number (11011572).

Almost surely, 2535385040 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 535385040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (880925760).

535385040 is an abundant number, since it is smaller than the sum of its proper divisors (1226466480).

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

535385040 is a wasteful number, since it uses less digits than its factorization.

535385040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1029 (or 1023 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 33.

The square root of 535385040 is about 23138.3888808188. The cubic root of 535385040 is about 811.9988432931.

The spelling of 535385040 in words is "five hundred thirty-five million, three hundred eighty-five thousand, forty".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 19 20 24 30 38 40 48 57 60 76 80 95 114 120 137 152 190 228 240 274 285 304 380 411 456 548 570 685 760 822 857 912 1096 1140 1370 1520 1644 1714 2055 2192 2280 2571 2603 2740 3288 3428 4110 4285 4560 5142 5206 5480 6576 6856 7809 8220 8570 10284 10412 10960 12855 13015 13712 15618 16283 16440 17140 20568 20824 25710 26030 31236 32566 32880 34280 39045 41136 41648 48849 51420 52060 62472 65132 68560 78090 81415 97698 102840 104120 117409 124944 130264 156180 162830 195396 205680 208240 234818 244245 260528 312360 325660 352227 390792 469636 488490 587045 624720 651320 704454 781584 939272 976980 1174090 1302640 1408908 1761135 1878544 1953960 2230771 2348180 2817816 3522270 3907920 4461542 4696360 5635632 6692313 7044540 8923084 9392720 11153855 13384626 14089080 17846168 22307710 26769252 28178160 33461565 35692336 44615420 53538504 66923130 89230840 107077008 133846260 178461680 267692520 535385040