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52680214789 = 8313912833559
BaseRepresentation
bin110001000011111111…
…000100100100000101
312000222101010012010021
4301003333010210011
51330342113333124
640111223455141
73543315303016
oct610377044405
9160871105107
1052680214789
11203836760a4
12a2625b74b1
134c77119a37
14279a69300d
151584d1c7e4
hexc43fc4905

52680214789 has 16 divisors (see below), whose sum is σ = 53755430400. Its totient is φ = 51616304496.

The previous prime is 52680214787. The next prime is 52680214817. The reversal of 52680214789 is 98741208625.

It is a cyclic number.

It is not a de Polignac number, because 52680214789 - 21 = 52680214787 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52680214787) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14800192 + ... + 14803750.

It is an arithmetic number, because the mean of its divisors is an integer number (3359714400).

Almost surely, 252680214789 is an apocalyptic number.

It is an amenable number.

52680214789 is a deficient number, since it is larger than the sum of its proper divisors (1075215611).

52680214789 is a wasteful number, since it uses less digits than its factorization.

52680214789 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5064.

The product of its (nonzero) digits is 1935360, while the sum is 52.

The spelling of 52680214789 in words is "fifty-two billion, six hundred eighty million, two hundred fourteen thousand, seven hundred eighty-nine".

Divisors: 1 83 139 1283 3559 11537 106489 178337 295397 494701 4566197 14801971 41060183 378994351 634701383 52680214789