Base | Representation |
---|---|
bin | 1111110110110111000… |
… | …0111110100010010001 |
3 | 222001011201202020121100 |
4 | 3331231300332202101 |
5 | 13430411132321444 |
6 | 325052230215013 |
7 | 25452635000634 |
oct | 3755560764221 |
9 | 861151666540 |
10 | 272424495249 |
11 | a5597586455 |
12 | 4496a4b4469 |
13 | 1c8c6b4a9aa |
14 | d284ad1c1b |
15 | 7146848e69 |
hex | 3f6dc3e891 |
272424495249 has 9 divisors (see below), whose sum is σ = 393504310459. Its totient is φ = 181615286280.
The previous prime is 272424495227. The next prime is 272424495269. The reversal of 272424495249 is 942594424272.
The square root of 272424495249 is 521943.
It is a perfect power (a square), and thus also a powerful number.
272424495249 is a `hidden beast` number, since 2 + 72 + 4 + 2 + 4 + 49 + 524 + 9 = 666.
It can be written as a sum of positive squares in only one way, i.e., 171567438849 + 100857056400 = 414207^2 + 317580^2 .
It is a tau number, because it is divible by the number of its divisors (9).
It is not a de Polignac number, because 272424495249 - 213 = 272424487057 is a prime.
It is a super-3 number, since 3×2724244952493 (a number of 35 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 272424495195 and 272424495204.
It is not an unprimeable number, because it can be changed into a prime (272424495209) by changing a digit.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1478839 + ... + 1652819.
Almost surely, 2272424495249 is an apocalyptic number.
272424495249 is the 521943-rd square number.
272424495249 is the 260972-nd centered octagonal number.
It is an amenable number.
272424495249 is a deficient number, since it is larger than the sum of its proper divisors (121079815210).
272424495249 is an frugal number, since it uses more digits than its factorization.
272424495249 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 347968 (or 173984 counting only the distinct ones).
The product of its digits is 11612160, while the sum is 54.
The spelling of 272424495249 in words is "two hundred seventy-two billion, four hundred twenty-four million, four hundred ninety-five thousand, two hundred forty-nine".
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