Base | Representation |
---|---|
bin | 10011000110100… |
… | …100011001000101 |
3 | 211100001112022001 |
4 | 103012210121011 |
5 | 1124021122104 |
6 | 51445105301 |
7 | 10641053230 |
oct | 2306443105 |
9 | 740045261 |
10 | 320489029 |
11 | 1549a9173 |
12 | 8b3b8231 |
13 | 515229a3 |
14 | 307c8417 |
15 | 1d209aa4 |
hex | 131a4645 |
320489029 has 8 divisors (see below), whose sum is σ = 366405120. Its totient is φ = 274605936.
The previous prime is 320489027. The next prime is 320489041. The reversal of 320489029 is 920984023.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 320489029 - 21 = 320489027 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (320489027) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18252 + ... + 31210.
It is an arithmetic number, because the mean of its divisors is an integer number (45800640).
Almost surely, 2320489029 is an apocalyptic number.
It is an amenable number.
320489029 is a deficient number, since it is larger than the sum of its proper divisors (45916091).
320489029 is a wasteful number, since it uses less digits than its factorization.
320489029 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16499.
The product of its (nonzero) digits is 31104, while the sum is 37.
The square root of 320489029 is about 17902.2073778627. The cubic root of 320489029 is about 684.3386295914.
The spelling of 320489029 in words is "three hundred twenty million, four hundred eighty-nine thousand, twenty-nine".
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