Base | Representation |
---|---|
bin | 1111110110101… |
… | …10101100110001 |
3 | 100021021002200101 |
4 | 13323112230301 |
5 | 233021444420 |
6 | 21110352401 |
7 | 3203324026 |
oct | 773265461 |
9 | 307232611 |
10 | 132999985 |
11 | 69090948 |
12 | 3865b701 |
13 | 21729121 |
14 | 1394154d |
15 | ba2260a |
hex | 7ed6b31 |
132999985 has 8 divisors (see below), whose sum is σ = 160436736. Its totient is φ = 105842160.
The previous prime is 132999973. The next prime is 133000001. The reversal of 132999985 is 589999231.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 132999985 - 217 = 132868913 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68679 + ... + 70588.
It is an arithmetic number, because the mean of its divisors is an integer number (20054592).
Almost surely, 2132999985 is an apocalyptic number.
It is an amenable number.
132999985 is a deficient number, since it is larger than the sum of its proper divisors (27436751).
132999985 is a wasteful number, since it uses less digits than its factorization.
132999985 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 139463.
The product of its digits is 1574640, while the sum is 55.
The square root of 132999985 is about 11532.5619443383. The cubic root of 132999985 is about 510.4468530104.
The spelling of 132999985 in words is "one hundred thirty-two million, nine hundred ninety-nine thousand, nine hundred eighty-five".
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