Base | Representation |
---|---|
bin | 111110111000… |
… | …1010101100101 |
3 | 2022001001110021 |
4 | 1331301111211 |
5 | 31420020320 |
6 | 3134355141 |
7 | 550145461 |
oct | 175612545 |
9 | 68031407 |
10 | 32970085 |
11 | 17679a05 |
12 | b05bab1 |
13 | 6aa4b35 |
14 | 45434a1 |
15 | 2d63daa |
hex | 1f71565 |
32970085 has 16 divisors (see below), whose sum is σ = 40812480. Its totient is φ = 25557120.
The previous prime is 32970079. The next prime is 32970101. The reversal of 32970085 is 58007923.
It is not a de Polignac number, because 32970085 - 25 = 32970053 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 32970085.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20770 + ... + 22300.
It is an arithmetic number, because the mean of its divisors is an integer number (2550780).
Almost surely, 232970085 is an apocalyptic number.
It is an amenable number.
32970085 is a deficient number, since it is larger than the sum of its proper divisors (7842395).
32970085 is a wasteful number, since it uses less digits than its factorization.
32970085 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1668.
The product of its (nonzero) digits is 15120, while the sum is 34.
The square root of 32970085 is about 5741.9582896430. The cubic root of 32970085 is about 320.6564810819.
The spelling of 32970085 in words is "thirty-two million, nine hundred seventy thousand, eighty-five".
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