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13806747009760 = 255199433628989
BaseRepresentation
bin1100100011101010001001…
…0000000100001011100000
31210212220121221022212200111
43020322202100010023200
53302202204213303020
645210422040501104
72623335030134665
oct310724220041340
953786557285614
1013806747009760
114443454822811
12166ba0b77a794
13791c806bc253
1435a37048da6c
1518e229e6cd5a
hexc8ea24042e0

13806747009760 has 48 divisors (see below), whose sum is σ = 32782351644000. Its totient is φ = 5494946535936.

The previous prime is 13806747009739. The next prime is 13806747009767. The reversal of 13806747009760 is 6790074760831.

It is a junction number, because it is equal to n+sod(n) for n = 13806747009695 and 13806747009704.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13806747009767) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 216782655 + ... + 216846334.

It is an arithmetic number, because the mean of its divisors is an integer number (682965659250).

Almost surely, 213806747009760 is an apocalyptic number.

13806747009760 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13806747009760 is an abundant number, since it is smaller than the sum of its proper divisors (18975604634240).

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

13806747009760 is a wasteful number, since it uses less digits than its factorization.

13806747009760 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 433629203 (or 433629195 counting only the distinct ones).

The product of its (nonzero) digits is 10668672, while the sum is 58.

The spelling of 13806747009760 in words is "thirteen trillion, eight hundred six billion, seven hundred forty-seven million, nine thousand, seven hundred sixty".

Divisors: 1 2 4 5 8 10 16 20 32 40 80 160 199 398 796 995 1592 1990 3184 3980 6368 7960 15920 31840 433628989 867257978 1734515956 2168144945 3469031912 4336289890 6938063824 8672579780 13876127648 17345159560 34690319120 69380638240 86292168811 172584337622 345168675244 431460844055 690337350488 862921688110 1380674700976 1725843376220 2761349401952 3451686752440 6903373504880 13806747009760