Base | Representation |
---|---|
bin | 10100100011100… |
… | …01001100010110 |
3 | 110000110100122002 |
4 | 22101301030112 |
5 | 323120230402 |
6 | 25035435302 |
7 | 4162426445 |
oct | 1221611426 |
9 | 400410562 |
10 | 172430102 |
11 | 89372319 |
12 | 498b5b32 |
13 | 29953460 |
14 | 18c86d5c |
15 | 10210602 |
hex | a471316 |
172430102 has 16 divisors (see below), whose sum is σ = 278873280. Its totient is φ = 79488192.
The previous prime is 172430087. The next prime is 172430107. The reversal of 172430102 is 201034271.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (172430107) 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, 21299 + ... + 28257.
It is an arithmetic number, because the mean of its divisors is an integer number (17429580).
Almost surely, 2172430102 is an apocalyptic number.
172430102 is a deficient number, since it is larger than the sum of its proper divisors (106443178).
172430102 is a wasteful number, since it uses less digits than its factorization.
172430102 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7927.
The product of its (nonzero) digits is 336, while the sum is 20.
The square root of 172430102 is about 13131.2642955658. The cubic root of 172430102 is about 556.5929422167.
Adding to 172430102 its reverse (201034271), we get a palindrome (373464373).
The spelling of 172430102 in words is "one hundred seventy-two million, four hundred thirty thousand, one hundred two".
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