Base | Representation |
---|---|
bin | 10011000110011… |
… | …100000101101111 |
3 | 211022222210122120 |
4 | 103012130011233 |
5 | 1124014030043 |
6 | 51444244023 |
7 | 10640552130 |
oct | 2306340557 |
9 | 738883576 |
10 | 320455023 |
11 | 154985669 |
12 | 8b3a0613 |
13 | 51510375 |
14 | 307b9c87 |
15 | 1d1ee983 |
hex | 1319c16f |
320455023 has 16 divisors (see below), whose sum is σ = 488843520. Its totient is φ = 182918016.
The previous prime is 320454997. The next prime is 320455033. The reversal of 320455023 is 320554023.
It is not a de Polignac number, because 320455023 - 214 = 320438639 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 320454984 and 320455002.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (320455033) 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, 12708 + ... + 28326.
It is an arithmetic number, because the mean of its divisors is an integer number (30552720).
Almost surely, 2320455023 is an apocalyptic number.
320455023 is a deficient number, since it is larger than the sum of its proper divisors (168388497).
320455023 is a wasteful number, since it uses less digits than its factorization.
320455023 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16606.
The product of its (nonzero) digits is 3600, while the sum is 24.
The square root of 320455023 is about 17901.2575815220. The cubic root of 320455023 is about 684.3144244544.
The spelling of 320455023 in words is "three hundred twenty million, four hundred fifty-five thousand, twenty-three".
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