Base | Representation |
---|---|
bin | 111110010101… |
… | …0100011001010 |
3 | 2021111022201111 |
4 | 1330222203022 |
5 | 31331231023 |
6 | 3124240534 |
7 | 544530241 |
oct | 174524312 |
9 | 67438644 |
10 | 32680138 |
11 | 174a1087 |
12 | ab4014a |
13 | 6a02b7a |
14 | 44a9958 |
15 | 2d0800d |
hex | 1f2a8ca |
32680138 has 8 divisors (see below), whose sum is σ = 50601600. Its totient is φ = 15812940.
The previous prime is 32680099. The next prime is 32680163. The reversal of 32680138 is 83108623.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Harshad number since it is a multiple of its sum of digits (31).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 263488 + ... + 263611.
It is an arithmetic number, because the mean of its divisors is an integer number (6325200).
Almost surely, 232680138 is an apocalyptic number.
32680138 is a deficient number, since it is larger than the sum of its proper divisors (17921462).
32680138 is a wasteful number, since it uses less digits than its factorization.
32680138 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 527132.
The product of its (nonzero) digits is 6912, while the sum is 31.
The square root of 32680138 is about 5716.6544411920. The cubic root of 32680138 is about 319.7137348751.
The spelling of 32680138 in words is "thirty-two million, six hundred eighty thousand, one hundred thirty-eight".
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