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52305716180 = 2257372749279
BaseRepresentation
bin110000101101101010…
…011110001111010100
312000000021102200121102
4300231222132033110
51324110230404210
640010125005232
73531120152234
oct605552361724
9160007380542
1052305716180
1120201238813
12a1790b3818
134c17666923
142762a49cc4
151561ee4ea5
hexc2da9e3d4

52305716180 has 48 divisors (see below), whose sum is σ = 111502110720. Its totient is φ = 20606876928.

The previous prime is 52305716171. The next prime is 52305716201. The reversal of 52305716180 is 8161750325.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1036781 + ... + 1086059.

It is an arithmetic number, because the mean of its divisors is an integer number (2322960640).

Almost surely, 252305716180 is an apocalyptic number.

It is an amenable number.

52305716180 is an abundant number, since it is smaller than the sum of its proper divisors (59196394540).

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

52305716180 is a wasteful number, since it uses less digits than its factorization.

52305716180 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50088 (or 50086 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 38.

The spelling of 52305716180 in words is "fifty-two billion, three hundred five million, seven hundred sixteen thousand, one hundred eighty".

Divisors: 1 2 4 5 10 20 73 146 292 365 727 730 1454 1460 2908 3635 7270 14540 49279 53071 98558 106142 197116 212284 246395 265355 492790 530710 985580 1061420 3597367 7194734 14389468 17986835 35825833 35973670 71651666 71947340 143303332 179129165 358258330 716516660 2615285809 5230571618 10461143236 13076429045 26152858090 52305716180