Base | Representation |
---|---|
bin | 100101011010001… |
… | …0010010001001101 |
3 | 10020110220210112210 |
4 | 1022310102101031 |
5 | 10032314022201 |
6 | 324315421033 |
7 | 43051124256 |
oct | 11264222115 |
9 | 3213823483 |
10 | 1255220301 |
11 | 5945a2655 |
12 | 2b0454779 |
13 | 170089a0a |
14 | bc9c5b2d |
15 | 752e71d6 |
hex | 4ad1244d |
1255220301 has 8 divisors (see below), whose sum is σ = 1718860384. Its totient is φ = 814196880.
The previous prime is 1255220299. The next prime is 1255220383. The reversal of 1255220301 is 1030225521.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 1255220301 - 21 = 1255220299 is a prime.
It is a super-3 number, since 3×12552203013 (a number of 28 digits) contains 333 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1255220201) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5654035 + ... + 5654256.
It is an arithmetic number, because the mean of its divisors is an integer number (214857548).
Almost surely, 21255220301 is an apocalyptic number.
It is an amenable number.
1255220301 is a deficient number, since it is larger than the sum of its proper divisors (463640083).
1255220301 is a wasteful number, since it uses less digits than its factorization.
1255220301 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11308331.
The product of its (nonzero) digits is 600, while the sum is 21.
The square root of 1255220301 is about 35429.0883455953. The cubic root of 1255220301 is about 1078.7148353288.
Adding to 1255220301 its reverse (1030225521), we get a palindrome (2285445822).
It can be divided in two parts, 1255220 and 301, that added together give a palindrome (1255521).
The spelling of 1255220301 in words is "one billion, two hundred fifty-five million, two hundred twenty thousand, three hundred one".
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