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52330545245 = 511286496769
BaseRepresentation
bin110000101111001001…
…001100000001011101
312000002000011010200102
4300233021030001131
51324133104421440
640012413110445
73531541203206
oct605711140135
9160060133612
1052330545245
1120214257200
12a185488425
134c1c84b094
1427660705ad
15156429bb15
hexc2f24c05d

52330545245 has 12 divisors (see below), whose sum is σ = 69024422460. Its totient is φ = 38058577920.

The previous prime is 52330545233. The next prime is 52330545247. The reversal of 52330545245 is 54254503325.

It can be written as a sum of positive squares in 2 ways, for example, as 8769011449 + 43561533796 = 93643^2 + 208714^2 .

It is not a de Polignac number, because 52330545245 - 220 = 52329496669 is a prime.

It is a super-2 number, since 2×523305452452 (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 52330545199 and 52330545208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52330545247) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 43247780 + ... + 43248989.

It is an arithmetic number, because the mean of its divisors is an integer number (5752035205).

Almost surely, 252330545245 is an apocalyptic number.

52330545245 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

52330545245 is a deficient number, since it is larger than the sum of its proper divisors (16693877215).

52330545245 is a wasteful number, since it uses less digits than its factorization.

52330545245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86496796 (or 86496785 counting only the distinct ones).

The product of its (nonzero) digits is 360000, while the sum is 38.

The spelling of 52330545245 in words is "fifty-two billion, three hundred thirty million, five hundred forty-five thousand, two hundred forty-five".

Divisors: 1 5 11 55 121 605 86496769 432483845 951464459 4757322295 10466109049 52330545245