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13302512043205 = 5711237919015949
BaseRepresentation
bin1100000110010011101110…
…0000010100010011000101
31202002201002221021120110211
43001210323200110103011
53220422021040340310
644143031211315421
72542034435502130
oct301447340242305
952081087246424
1013302512043205
114269622286260
1215aa14844bb71
13756563072008
1433dbb8a31217
1518106764ec8a
hexc193b8144c5

13302512043205 has 64 divisors (see below), whose sum is σ = 21030119424000. Its totient is φ = 7831528024320.

The previous prime is 13302512043167. The next prime is 13302512043269. The reversal of 13302512043205 is 50234021520331.

It is not a de Polignac number, because 13302512043205 - 225 = 13302478488773 is a prime.

It is a super-2 number, since 2×133025120432052 (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 8808430 + ... + 10207519.

It is an arithmetic number, because the mean of its divisors is an integer number (328595616000).

Almost surely, 213302512043205 is an apocalyptic number.

It is an amenable number.

13302512043205 is a deficient number, since it is larger than the sum of its proper divisors (7727607380795).

13302512043205 is a wasteful number, since it uses less digits than its factorization.

13302512043205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19016074.

The product of its (nonzero) digits is 21600, while the sum is 31.

Adding to 13302512043205 its reverse (50234021520331), we get a palindrome (63536533563536).

The spelling of 13302512043205 in words is "thirteen trillion, three hundred two billion, five hundred twelve million, forty-three thousand, two hundred five".

Divisors: 1 5 7 11 23 35 55 77 79 115 161 253 385 395 553 805 869 1265 1771 1817 2765 4345 6083 8855 9085 12719 19987 30415 63595 99935 139909 699545 19015949 95079745 133111643 209175439 437366827 665558215 1045877195 1464228073 1502259971 2186834135 3061567789 4811035097 7321140365 7511299855 10515819797 15307838945 16524859681 24055175485 33677245679 34551979333 52579098985 82624298405 115674017767 168386228395 172759896665 241863855331 380071772663 578370088835 1209319276655 1900358863315 2660502408641 13302512043205