Base | Representation |
---|---|
bin | 10100100011010… |
… | …11101000111001 |
3 | 110000102012102112 |
4 | 22101223220321 |
5 | 323114013403 |
6 | 25035142105 |
7 | 4162303226 |
oct | 1221535071 |
9 | 400365375 |
10 | 172407353 |
11 | 89357218 |
12 | 498a4935 |
13 | 29945cb1 |
14 | 18c7c94d |
15 | 102089d8 |
hex | a46ba39 |
172407353 has 8 divisors (see below), whose sum is σ = 183177288. Its totient is φ = 161707264.
The previous prime is 172407343. The next prime is 172407359. The reversal of 172407353 is 353704271.
172407353 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 80496784 + 91910569 = 8972^2 + 9587^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 172407353 - 218 = 172145209 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (172407359) 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, 12326 + ... + 22287.
It is an arithmetic number, because the mean of its divisors is an integer number (22897161).
Almost surely, 2172407353 is an apocalyptic number.
It is an amenable number.
172407353 is a deficient number, since it is larger than the sum of its proper divisors (10769935).
172407353 is a wasteful number, since it uses less digits than its factorization.
172407353 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 34923.
The product of its (nonzero) digits is 17640, while the sum is 32.
The square root of 172407353 is about 13130.3980518490. The cubic root of 172407353 is about 556.5684637187.
The spelling of 172407353 in words is "one hundred seventy-two million, four hundred seven thousand, three hundred fifty-three".
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