Base | Representation |
---|---|
bin | 10100100010010… |
… | …01101101011111 |
3 | 110000011010210111 |
4 | 22101021231133 |
5 | 323100042013 |
6 | 25032150451 |
7 | 4161154120 |
oct | 1221115537 |
9 | 400133714 |
10 | 172268383 |
11 | 89271871 |
12 | 49838427 |
13 | 298c7971 |
14 | 18c44047 |
15 | 101cc73d |
hex | a449b5f |
172268383 has 16 divisors (see below), whose sum is σ = 208465920. Its totient is φ = 139059936.
The previous prime is 172268357. The next prime is 172268417. The reversal of 172268383 is 383862271.
It is not a de Polignac number, because 172268383 - 213 = 172260191 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (172268303) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19266 + ... + 26752.
It is an arithmetic number, because the mean of its divisors is an integer number (13029120).
Almost surely, 2172268383 is an apocalyptic number.
172268383 is a deficient number, since it is larger than the sum of its proper divisors (36197537).
172268383 is a wasteful number, since it uses less digits than its factorization.
172268383 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7686.
The product of its digits is 96768, while the sum is 40.
The square root of 172268383 is about 13125.1050662461. The cubic root of 172268383 is about 556.4188817177.
The spelling of 172268383 in words is "one hundred seventy-two million, two hundred sixty-eight thousand, three hundred eighty-three".
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