Base | Representation |
---|---|
bin | 111011001111010101… |
… | …0100011010001110000 |
3 | 110011100220100201011102 |
4 | 1312132222203101300 |
5 | 4041014244200011 |
6 | 134235304303532 |
7 | 12122350132343 |
oct | 1663652432160 |
9 | 404326321142 |
10 | 127216006256 |
11 | 49a52134459 |
12 | 207a4471ba8 |
13 | bcc518cc61 |
14 | 622b85045a |
15 | 349873b73b |
hex | 1d9eaa3470 |
127216006256 has 20 divisors (see below), whose sum is σ = 249952577904. Its totient is φ = 62712115200.
The previous prime is 127216006249. The next prime is 127216006259. The reversal of 127216006256 is 652600612721.
It is a super-2 number, since 2×1272160062562 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (127216006259) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55991825 + ... + 55994096.
Almost surely, 2127216006256 is an apocalyptic number.
127216006256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
It is an amenable number.
127216006256 is a deficient number, since it is larger than the sum of its proper divisors (122736571648).
127216006256 is a wasteful number, since it uses less digits than its factorization.
127216006256 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 111986000 (or 111985994 counting only the distinct ones).
The product of its (nonzero) digits is 60480, while the sum is 38.
Adding to 127216006256 its reverse (652600612721), we get a palindrome (779816618977).
The spelling of 127216006256 in words is "one hundred twenty-seven billion, two hundred sixteen million, six thousand, two hundred fifty-six".
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