Base | Representation |
---|---|
bin | 10100100010001… |
… | …01111110011010 |
3 | 110000010100210210 |
4 | 22101011332122 |
5 | 323044044312 |
6 | 25031551550 |
7 | 4161061401 |
oct | 1221057632 |
9 | 400110723 |
10 | 172253082 |
11 | 89261321 |
12 | 4982b5b6 |
13 | 298c0a01 |
14 | 18c3c638 |
15 | 101c7e3c |
hex | a445f9a |
172253082 has 16 divisors (see below), whose sum is σ = 344642400. Its totient is φ = 57394992.
The previous prime is 172253023. The next prime is 172253087. The reversal of 172253082 is 280352271.
172253082 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×1722530822 = 59342248516997448, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (172253087) 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, 19044 + ... + 26592.
It is an arithmetic number, because the mean of its divisors is an integer number (21540150).
Almost surely, 2172253082 is an apocalyptic number.
172253082 is an abundant number, since it is smaller than the sum of its proper divisors (172389318).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
172253082 is a wasteful number, since it uses less digits than its factorization.
172253082 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11357.
The product of its (nonzero) digits is 6720, while the sum is 30.
The square root of 172253082 is about 13124.5221627303. The cubic root of 172253082 is about 556.4024073900.
The spelling of 172253082 in words is "one hundred seventy-two million, two hundred fifty-three thousand, eighty-two".
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