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52683653730 = 2356736771419
BaseRepresentation
bin110001000100001100…
…001100001001100010
312000222121120220110110
4301010030030021202
51330344003404410
640111425312150
73543356445051
oct610414141142
9160877526413
1052683653730
11203856048a4
12a263795656
134c77a52106
14279ad0a398
15158529b720
hexc4430c262

52683653730 has 64 divisors (see below), whose sum is σ = 128679413760. Its totient is φ = 13801385664.

The previous prime is 52683653689. The next prime is 52683653761. The reversal of 52683653730 is 3735638625.

It is a self number, because there is not a number n which added to its sum of digits gives 52683653730.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 701961 + ... + 773379.

It is an arithmetic number, because the mean of its divisors is an integer number (2010615840).

Almost surely, 252683653730 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52683653730, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64339706880).

52683653730 is an abundant number, since it is smaller than the sum of its proper divisors (75995760030).

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

52683653730 is a wasteful number, since it uses less digits than its factorization.

52683653730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71863.

The product of its (nonzero) digits is 2721600, while the sum is 48.

The spelling of 52683653730 in words is "fifty-two billion, six hundred eighty-three million, six hundred fifty-three thousand, seven hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 67 134 201 335 367 402 670 734 1005 1101 1835 2010 2202 3670 5505 11010 24589 49178 71419 73767 122945 142838 147534 214257 245890 357095 368835 428514 714190 737670 1071285 2142570 4785073 9570146 14355219 23925365 26210773 28710438 47850730 52421546 71776095 78632319 131053865 143552190 157264638 262107730 393161595 786323190 1756121791 3512243582 5268365373 8780608955 10536730746 17561217910 26341826865 52683653730