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136336786660 = 225173112935179
BaseRepresentation
bin111111011111001001…
…1100100010011100100
3111000220112201100202001
41332332103210103210
54213204204133120
6142344322255044
712564360365014
oct1767623442344
9430815640661
10136336786660
115290261a7a8
122250aab7484
13cb1997b439
146854d05c44
15382e324e0a
hex1fbe4e44e4

136336786660 has 48 divisors (see below), whose sum is σ = 312927874560. Its totient is φ = 49671083520.

The previous prime is 136336786637. The next prime is 136336786667. The reversal of 136336786660 is 66687633631.

It is not an unprimeable number, because it can be changed into a prime (136336786667) 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, 6457050 + ... + 6478129.

It is an arithmetic number, because the mean of its divisors is an integer number (6519330720).

Almost surely, 2136336786660 is an apocalyptic number.

136336786660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

136336786660 is an abundant number, since it is smaller than the sum of its proper divisors (176591087900).

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

136336786660 is a wasteful number, since it uses less digits than its factorization.

136336786660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12935236 (or 12935234 counting only the distinct ones).

The product of its (nonzero) digits is 11757312, while the sum is 55.

The spelling of 136336786660 in words is "one hundred thirty-six billion, three hundred thirty-six million, seven hundred eighty-six thousand, six hundred sixty".

Divisors: 1 2 4 5 10 17 20 31 34 62 68 85 124 155 170 310 340 527 620 1054 2108 2635 5270 10540 12935179 25870358 51740716 64675895 129351790 219898043 258703580 400990549 439796086 801981098 879592172 1099490215 1603962196 2004952745 2198980430 4009905490 4397960860 6816839333 8019810980 13633678666 27267357332 34084196665 68168393330 136336786660