Base | Representation |
---|---|
bin | 111101100010001111… |
… | …1101101011011001100 |
3 | 110122002110101100200022 |
4 | 1323010133231123030 |
5 | 4131113242300430 |
6 | 140412404121312 |
7 | 12355456424414 |
oct | 1730437553314 |
9 | 418073340608 |
10 | 132145665740 |
11 | 51051868600 |
12 | 2173b396238 |
13 | c5cc59102a |
14 | 6578441644 |
15 | 36863eb4e5 |
hex | 1ec47ed6cc |
132145665740 has 144 divisors (see below), whose sum is σ = 308847258720. Its totient is φ = 47454950400.
The previous prime is 132145665733. The next prime is 132145665781. The reversal of 132145665740 is 47566541231.
It is a Harshad number since it is a multiple of its sum of digits (44).
It is a junction number, because it is equal to n+sod(n) for n = 132145665691 and 132145665700.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 73864766 + ... + 73866554.
It is an arithmetic number, because the mean of its divisors is an integer number (2144772630).
Almost surely, 2132145665740 is an apocalyptic number.
132145665740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 132145665740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (154423629360).
132145665740 is an abundant number, since it is smaller than the sum of its proper divisors (176701592980).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
132145665740 is a wasteful number, since it uses less digits than its factorization.
132145665740 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2184 (or 2171 counting only the distinct ones).
The product of its (nonzero) digits is 604800, while the sum is 44.
The spelling of 132145665740 in words is "one hundred thirty-two billion, one hundred forty-five million, six hundred sixty-five thousand, seven hundred forty".
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