Base | Representation |
---|---|
bin | 111110010101… |
… | …1110010101100 |
3 | 2021111120201000 |
4 | 1330223302230 |
5 | 31331411403 |
6 | 3124320300 |
7 | 544551132 |
oct | 174536254 |
9 | 67446630 |
10 | 32685228 |
11 | 174a4994 |
12 | ab43090 |
13 | 6a05294 |
14 | 44ab752 |
15 | 2d097a3 |
hex | 1f2bcac |
32685228 has 48 divisors (see below), whose sum is σ = 85442560. Its totient is φ = 10804752.
The previous prime is 32685227. The next prime is 32685229. The reversal of 32685228 is 82258623.
It is an interprime number because it is at equal distance from previous prime (32685227) and next prime (32685229).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a junction number, because it is equal to n+sod(n) for n = 32685192 and 32685201.
It is not an unprimeable number, because it can be changed into a prime (32685227) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12525 + ... + 14907.
Almost surely, 232685228 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 32685228, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42721280).
32685228 is an abundant number, since it is smaller than the sum of its proper divisors (52757332).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
32685228 is a wasteful number, since it uses less digits than its factorization.
32685228 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2523 (or 2515 counting only the distinct ones).
The product of its digits is 46080, while the sum is 36.
The square root of 32685228 is about 5717.0996143149. The cubic root of 32685228 is about 319.7303327083.
The spelling of 32685228 in words is "thirty-two million, six hundred eighty-five thousand, two hundred twenty-eight".
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