Base | Representation |
---|---|
bin | 101111111111100011… |
… | …0100000110110100000 |
3 | 100212000201101001102010 |
4 | 1133333012200312200 |
5 | 3142033410122222 |
6 | 115202542152520 |
7 | 10306011531522 |
oct | 1377706406640 |
9 | 325021331363 |
10 | 103064145312 |
11 | 3a7890288a7 |
12 | 17b83b82740 |
13 | 994659298b |
14 | 4db9da3a12 |
15 | 2a3324e80c |
hex | 17ff1a0da0 |
103064145312 has 48 divisors (see below), whose sum is σ = 270713191392. Its totient is φ = 34333152000.
The previous prime is 103064145307. The next prime is 103064145313. The reversal of 103064145312 is 213541460301.
It is a tau number, because it is divible by the number of its divisors (48).
It is a self number, because there is not a number n which added to its sum of digits gives 103064145312.
It is not an unprimeable number, because it can be changed into a prime (103064145313) 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, 182814 + ... + 489437.
It is an arithmetic number, because the mean of its divisors is an integer number (5639858154).
Almost surely, 2103064145312 is an apocalyptic number.
103064145312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
103064145312 is an abundant number, since it is smaller than the sum of its proper divisors (167649046080).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
103064145312 is a wasteful number, since it uses less digits than its factorization.
103064145312 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 673861 (or 673853 counting only the distinct ones).
The product of its (nonzero) digits is 8640, while the sum is 30.
The spelling of 103064145312 in words is "one hundred three billion, sixty-four million, one hundred forty-five thousand, three hundred twelve".
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