Base | Representation |
---|---|
bin | 10100100111000… |
… | …10101010000000 |
3 | 110001022222010220 |
4 | 22103202222000 |
5 | 323230113343 |
6 | 25053423040 |
7 | 4166403420 |
oct | 1223425200 |
9 | 401288126 |
10 | 172894848 |
11 | 8965a505 |
12 | 49a9aa80 |
13 | 29a86b59 |
14 | 18d68480 |
15 | 102a3183 |
hex | a4e2a80 |
172894848 has 128 divisors (see below), whose sum is σ = 529943040. Its totient is φ = 48921600.
The previous prime is 172894829. The next prime is 172894853. The reversal of 172894848 is 848498271.
It is a tau number, because it is divible by the number of its divisors (128).
It is a self number, because there is not a number n which added to its sum of digits gives 172894848.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 351883 + ... + 352373.
It is an arithmetic number, because the mean of its divisors is an integer number (4140180).
Almost surely, 2172894848 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 172894848, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (264971520).
172894848 is an abundant number, since it is smaller than the sum of its proper divisors (357048192).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
172894848 is a wasteful number, since it uses less digits than its factorization.
172894848 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 646 (or 634 counting only the distinct ones).
The product of its digits is 1032192, while the sum is 51.
The square root of 172894848 is about 13148.9485511200. The cubic root of 172894848 is about 557.0925500552.
The spelling of 172894848 in words is "one hundred seventy-two million, eight hundred ninety-four thousand, eight hundred forty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.118 sec. • engine limits •