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13254415245 = 3251743478573
BaseRepresentation
bin11000101100000011…
…00101001110001101
31021012201112001120100
430112001211032031
5204121112241440
610031120041313
7646312446021
oct142601451615
937181461510
1013254415245
115691854395
12269aa63239
131332ccbc76
148da474381
15528959230
hex31606538d

13254415245 has 96 divisors (see below), whose sum is σ = 25424036352. Its totient is φ = 6359463936.

The previous prime is 13254415201. The next prime is 13254415247. The reversal of 13254415245 is 54251445231.

It is not a de Polignac number, because 13254415245 - 28 = 13254414989 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13254415247) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1541779 + ... + 1550351.

It is an arithmetic number, because the mean of its divisors is an integer number (264833712).

Almost surely, 213254415245 is an apocalyptic number.

13254415245 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13254415245 is a deficient number, since it is larger than the sum of its proper divisors (12169621107).

13254415245 is a wasteful number, since it uses less digits than its factorization.

13254415245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8691 (or 8688 counting only the distinct ones).

The product of its digits is 96000, while the sum is 36.

The spelling of 13254415245 in words is "thirteen billion, two hundred fifty-four million, four hundred fifteen thousand, two hundred forty-five".

Divisors: 1 3 5 9 15 17 43 45 47 51 85 129 141 153 215 235 255 387 423 645 705 731 765 799 1935 2021 2115 2193 2397 3655 3995 6063 6579 7191 8573 10105 10965 11985 18189 25719 30315 32895 34357 35955 42865 77157 90945 103071 128595 145741 171785 309213 368639 385785 402931 437223 515355 728705 1105917 1208793 1311669 1546065 1843195 2014655 2186115 3317751 3626379 5529585 6043965 6266863 6558345 6849827 16588755 17326033 18131895 18800589 20549481 31334315 34249135 51978099 56401767 61648443 86630165 94002945 102747405 155934297 259890495 282008835 294542561 308242215 779671485 883627683 1472712805 2650883049 4418138415 13254415245