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13125450535330 = 2571950789194309
BaseRepresentation
bin1011111100000000000111…
…0100010001000110100010
31201110210002012211000121211
42333000001310101012202
53210021410314112310
643525425420540334
72523165620510350
oct277000164210642
951423065730554
1013125450535330
114200521713771
12157b9729b16aa
13742956157903
143353bd1ca7d0
1517b652ddac8a
hexbf001d111a2

13125450535330 has 64 divisors (see below), whose sum is σ = 28422734112000. Its totient is φ = 4263198352128.

The previous prime is 13125450535297. The next prime is 13125450535339. The reversal of 13125450535330 is 3353505452131.

It is not an unprimeable number, because it can be changed into a prime (13125450535339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 67452216 + ... + 67646524.

It is an arithmetic number, because the mean of its divisors is an integer number (444105220500).

Almost surely, 213125450535330 is an apocalyptic number.

13125450535330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13125450535330 is an abundant number, since it is smaller than the sum of its proper divisors (15297283576670).

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

13125450535330 is a wasteful number, since it uses less digits than its factorization.

13125450535330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245131.

The product of its (nonzero) digits is 405000, while the sum is 40.

Adding to 13125450535330 its reverse (3353505452131), we get a palindrome (16478955987461).

The spelling of 13125450535330 in words is "thirteen trillion, one hundred twenty-five billion, four hundred fifty million, five hundred thirty-five thousand, three hundred thirty".

Divisors: 1 2 5 7 10 14 19 35 38 70 95 133 190 266 665 1330 50789 101578 194309 253945 355523 388618 507890 711046 964991 971545 1360163 1777615 1929982 1943090 2720326 3555230 3691871 4824955 6754937 6800815 7383742 9649910 13509874 13601630 18459355 25843097 33774685 36918710 51686194 67549370 129215485 258430970 9868759801 19737519602 49343799005 69081318607 98687598010 138162637214 187506436219 345406593035 375012872438 690813186070 937532181095 1312545053533 1875064362190 2625090107066 6562725267665 13125450535330