Base | Representation |
---|---|
bin | 11101010000110… |
… | …10010010101001 |
3 | 122002220101200011 |
4 | 32220122102221 |
5 | 1000320140343 |
6 | 40205211521 |
7 | 6040333006 |
oct | 1650322251 |
9 | 562811604 |
10 | 245474473 |
11 | 116622672 |
12 | 6a260ba1 |
13 | 3bb1988a |
14 | 2485c8ad |
15 | 1683d29d |
hex | ea1a4a9 |
245474473 has 8 divisors (see below), whose sum is σ = 254121480. Its totient is φ = 236839680.
The previous prime is 245474447. The next prime is 245474491. The reversal of 245474473 is 374474542.
It can be written as a sum of positive squares in 4 ways, for example, as 86638864 + 158835609 = 9308^2 + 12603^2 .
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 245474473 - 217 = 245343401 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (245474413) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 60711 + ... + 64627.
It is an arithmetic number, because the mean of its divisors is an integer number (31765185).
Almost surely, 2245474473 is an apocalyptic number.
It is an amenable number.
245474473 is a deficient number, since it is larger than the sum of its proper divisors (8647007).
245474473 is a wasteful number, since it uses less digits than its factorization.
245474473 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6107.
The product of its digits is 376320, while the sum is 40.
The square root of 245474473 is about 15667.6249955122. The cubic root of 245474473 is about 626.1361503683.
The spelling of 245474473 in words is "two hundred forty-five million, four hundred seventy-four thousand, four hundred seventy-three".
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