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530068760 = 235137971279
BaseRepresentation
bin11111100110000…
…011010100011000
31100221102021122022
4133212003110120
52041144200020
6124333114012
716064336654
oct3746032430
91327367568
10530068760
11252234561
12129628908
1385a82470
1450581a64
1531807625
hex1f983518

530068760 has 64 divisors (see below), whose sum is σ = 1287014400. Its totient is φ = 195319296.

The previous prime is 530068753. The next prime is 530068801. The reversal of 530068760 is 67860035.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 530068760.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 413801 + ... + 415079.

It is an arithmetic number, because the mean of its divisors is an integer number (20109600).

Almost surely, 2530068760 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 530068760, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (643507200).

530068760 is an abundant number, since it is smaller than the sum of its proper divisors (756945640).

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

530068760 is a wasteful number, since it uses less digits than its factorization.

530068760 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2100 (or 2096 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 35.

The square root of 530068760 is about 23023.2221897805. Note that the first 3 decimals coincide. The cubic root of 530068760 is about 809.3022289338.

The spelling of 530068760 in words is "five hundred thirty million, sixty-eight thousand, seven hundred sixty".

Divisors: 1 2 4 5 8 10 13 20 26 40 52 65 104 130 260 520 797 1279 1594 2558 3188 3985 5116 6376 6395 7970 10232 10361 12790 15940 16627 20722 25580 31880 33254 41444 51160 51805 66508 82888 83135 103610 133016 166270 207220 332540 414440 665080 1019363 2038726 4077452 5096815 8154904 10193630 13251719 20387260 26503438 40774520 53006876 66258595 106013752 132517190 265034380 530068760