Base | Representation |
---|---|
bin | 1111110010110… |
… | …10000000011000 |
3 | 100020022011001220 |
4 | 13321122000120 |
5 | 232404123430 |
6 | 21051412040 |
7 | 3166066002 |
oct | 771320030 |
9 | 306264056 |
10 | 132489240 |
11 | 68872144 |
12 | 38454020 |
13 | 215aa800 |
14 | 1384b372 |
15 | b971110 |
hex | 7e5a018 |
132489240 has 192 divisors, whose sum is σ = 442713600. Its totient is φ = 31689216.
The previous prime is 132489239. The next prime is 132489271. The reversal of 132489240 is 42984231.
It is a nialpdrome in base 15.
It is a congruent number.
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, 953091 + ... + 953229.
It is an arithmetic number, because the mean of its divisors is an integer number (2305800).
Almost surely, 2132489240 is an apocalyptic number.
132489240 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 132489240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (221356800).
132489240 is an abundant number, since it is smaller than the sum of its proper divisors (310224360).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
132489240 is a wasteful number, since it uses less digits than its factorization.
132489240 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 226 (or 209 counting only the distinct ones).
The product of its (nonzero) digits is 13824, while the sum is 33.
The square root of 132489240 is about 11510.3970391990. The cubic root of 132489240 is about 509.7926107948.
The spelling of 132489240 in words is "one hundred thirty-two million, four hundred eighty-nine thousand, two hundred forty".
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