Base | Representation |
---|---|
bin | 100100010000111… |
… | …000001010110001 |
3 | 1120101211010120212 |
4 | 210100320022301 |
5 | 2221222413040 |
6 | 140212113505 |
7 | 21035231006 |
oct | 4420701261 |
9 | 1511733525 |
10 | 608404145 |
11 | 292479048 |
12 | 14b905895 |
13 | 9907bc6b |
14 | 5ab338ad |
15 | 3862cd65 |
hex | 244382b1 |
608404145 has 8 divisors (see below), whose sum is σ = 730466856. Its totient is φ = 486468736.
The previous prime is 608404141. The next prime is 608404157. The reversal of 608404145 is 541404806.
It can be written as a sum of positive squares in 4 ways, for example, as 145250704 + 463153441 = 12052^2 + 21521^2 .
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 608404145 - 22 = 608404141 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (608404141) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20972 + ... + 40701.
It is an arithmetic number, because the mean of its divisors is an integer number (91308357).
Almost surely, 2608404145 is an apocalyptic number.
It is an amenable number.
608404145 is a deficient number, since it is larger than the sum of its proper divisors (122062711).
608404145 is a wasteful number, since it uses less digits than its factorization.
608404145 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 63651.
The product of its (nonzero) digits is 15360, while the sum is 32.
The square root of 608404145 is about 24665.8497725094. The cubic root of 608404145 is about 847.3523821754.
The spelling of 608404145 in words is "six hundred eight million, four hundred four thousand, one hundred forty-five".
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