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53325143730 = 23252325760939
BaseRepresentation
bin110001101010011011…
…010001111010110010
312002122022122222022100
4301222123101322302
51333202214044410
640255222521230
73565306146225
oct615233217262
9162568588270
1053325143730
1120684720821
12a402596216
13504a9167b1
14281c1b35bc
1515c17628c0
hexc6a6d1eb2

53325143730 has 48 divisors (see below), whose sum is σ = 144673439040. Its totient is φ = 13601775264.

The previous prime is 53325143699. The next prime is 53325143741. The reversal of 53325143730 is 3734152335.

53325143730 is a `hidden beast` number, since 5 + 33 + 251 + 4 + 373 + 0 = 666.

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 23 ways as a sum of consecutive naturals, for example, 12878400 + ... + 12882539.

It is an arithmetic number, because the mean of its divisors is an integer number (3014029980).

Almost surely, 253325143730 is an apocalyptic number.

53325143730 is an abundant number, since it is smaller than the sum of its proper divisors (91348295310).

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

53325143730 is a wasteful number, since it uses less digits than its factorization.

53325143730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25760975 (or 25760972 counting only the distinct ones).

The product of its (nonzero) digits is 113400, while the sum is 36.

The spelling of 53325143730 in words is "fifty-three billion, three hundred twenty-five million, one hundred forty-three thousand, seven hundred thirty".

Divisors: 1 2 3 5 6 9 10 15 18 23 30 45 46 69 90 115 138 207 230 345 414 690 1035 2070 25760939 51521878 77282817 128804695 154565634 231848451 257609390 386414085 463696902 592501597 772828170 1159242255 1185003194 1777504791 2318484510 2962507985 3555009582 5332514373 5925015970 8887523955 10665028746 17775047910 26662571865 53325143730