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13415484686880 = 2535197141872723
BaseRepresentation
bin1100001100111000100100…
…1100110000001000100000
31202111111201012020111100210
43003032021030300020200
53224244403034440010
644310553311214120
72553144134230203
oct303161114601040
952444635214323
1013415484686880
114302525401581
121608016817340
137640c8395873
1434545493993a
15183e7a6d5b20
hexc3389330220

13415484686880 has 96 divisors (see below), whose sum is σ = 42473288620224. Its totient is φ = 3559302849536.

The previous prime is 13415484686803. The next prime is 13415484686887. The reversal of 13415484686880 is 8868648451431.

It is a tau number, because it is divible by the number of its divisors (96).

It is not an unprimeable number, because it can be changed into a prime (13415484686887) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 70841802 + ... + 71030921.

It is an arithmetic number, because the mean of its divisors is an integer number (442430089794).

Almost surely, 213415484686880 is an apocalyptic number.

13415484686880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13415484686880 is an abundant number, since it is smaller than the sum of its proper divisors (29057803933344).

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

13415484686880 is a wasteful number, since it uses less digits than its factorization.

13415484686880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141872938 (or 141872930 counting only the distinct ones).

The product of its (nonzero) digits is 141557760, while the sum is 66.

The spelling of 13415484686880 in words is "thirteen trillion, four hundred fifteen billion, four hundred eighty-four million, six hundred eighty-six thousand, eight hundred eighty".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 60 80 96 120 160 197 240 394 480 591 788 985 1182 1576 1970 2364 2955 3152 3940 4728 5910 6304 7880 9456 11820 15760 18912 23640 31520 47280 94560 141872723 283745446 425618169 567490892 709363615 851236338 1134981784 1418727230 1702472676 2128090845 2269963568 2837454460 3404945352 4256181690 4539927136 5674908920 6809890704 8512363380 11349817840 13619781408 17024726760 22699635680 27948926431 34049453520 55897852862 68098907040 83846779293 111795705724 139744632155 167693558586 223591411448 279489264310 335387117172 419233896465 447182822896 558978528620 670774234344 838467792930 894365645792 1117957057240 1341548468688 1676935585860 2235914114480 2683096937376 3353871171720 4471828228960 6707742343440 13415484686880