Base | Representation |
---|---|
bin | 11000011100110010… |
… | …11100000001110000 |
3 | 1020212210201211001102 |
4 | 30032121130001300 |
5 | 203340332420222 |
6 | 10010305223532 |
7 | 643166665232 |
oct | 141631340160 |
9 | 36783654042 |
10 | 13126451312 |
11 | 56265a3177 |
12 | 2664031ba8 |
13 | 1312647170 |
14 | 8c7484252 |
15 | 51c5cdd92 |
hex | 30e65c070 |
13126451312 has 20 divisors (see below), whose sum is σ = 27388845960. Its totient is φ = 6058362048.
The previous prime is 13126451297. The next prime is 13126451339. The reversal of 13126451312 is 21315462131.
It is a super-3 number, since 3×131264513123 (a number of 31 digits) contains 333 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31553762 + ... + 31554177.
It is an arithmetic number, because the mean of its divisors is an integer number (1369442298).
Almost surely, 213126451312 is an apocalyptic number.
It is an amenable number.
13126451312 is an abundant number, since it is smaller than the sum of its proper divisors (14262394648).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13126451312 is a wasteful number, since it uses less digits than its factorization.
13126451312 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 63107960 (or 63107954 counting only the distinct ones).
The product of its digits is 4320, while the sum is 29.
The spelling of 13126451312 in words is "thirteen billion, one hundred twenty-six million, four hundred fifty-one thousand, three hundred twelve".
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