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13816712218929 = 331757252177849
BaseRepresentation
bin1100100100001111010000…
…1110010100100100110001
31210220212100102121221202120
43021003310032110210301
53302333111312001204
645215150541504453
72624140003045644
oct311036416244461
953825312557676
1013816712218929
1144476a8934974
121671930b72129
13792bab117c19
1435aa37b57a5b
1518e60ec576d9
hexc90f4394931

13816712218929 has 32 divisors (see below), whose sum is σ = 19049469004800. Its totient is φ = 8898586905600.

The previous prime is 13816712218871. The next prime is 13816712218937. The reversal of 13816712218929 is 92981221761831.

It is not a de Polignac number, because 13816712218929 - 225 = 13816678664497 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13816712218229) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 177441997 + ... + 177519845.

It is an arithmetic number, because the mean of its divisors is an integer number (595295906400).

Almost surely, 213816712218929 is an apocalyptic number.

It is an amenable number.

13816712218929 is a deficient number, since it is larger than the sum of its proper divisors (5232756785871).

13816712218929 is a wasteful number, since it uses less digits than its factorization.

13816712218929 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81161.

The product of its digits is 5225472, while the sum is 60.

The spelling of 13816712218929 in words is "thirteen trillion, eight hundred sixteen billion, seven hundred twelve million, two hundred eighteen thousand, nine hundred twenty-nine".

Divisors: 1 3 31 93 757 2271 2521 7563 23467 70401 77849 78151 233547 234453 1908397 2413319 5725191 7239957 58931693 59160307 176795079 177480921 196257329 588771987 1826882483 5480647449 6083977199 18251931597 148566798053 445700394159 4605570739643 13816712218929