Base | Representation |
---|---|
bin | 10100100000010… |
… | …00011000100001 |
3 | 102222122112202001 |
4 | 22100020120201 |
5 | 323013011201 |
6 | 25022324001 |
7 | 4155661030 |
oct | 1220103041 |
9 | 388575661 |
10 | 172000801 |
11 | 890a9825 |
12 | 49729601 |
13 | 29832c2b |
14 | 18bb4717 |
15 | 10178301 |
hex | a408621 |
172000801 has 8 divisors (see below), whose sum is σ = 198376640. Its totient is φ = 146076048.
The previous prime is 172000729. The next prime is 172000823. The reversal of 172000801 is 108000271.
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 172000801 - 213 = 171992609 is a prime.
It is not an unprimeable number, because it can be changed into a prime (172000001) 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, 111951 + ... + 113476.
It is an arithmetic number, because the mean of its divisors is an integer number (24797080).
Almost surely, 2172000801 is an apocalyptic number.
It is an amenable number.
172000801 is a deficient number, since it is larger than the sum of its proper divisors (26375839).
172000801 is a wasteful number, since it uses less digits than its factorization.
172000801 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 225543.
The product of its (nonzero) digits is 112, while the sum is 19.
The square root of 172000801 is about 13114.9075864072. The cubic root of 172000801 is about 556.1306399453.
The spelling of 172000801 in words is "one hundred seventy-two million, eight hundred one", and thus it is an aban number.
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