Base | Representation |
---|---|
bin | 1110101110101011110… |
… | …1001001111001010111 |
3 | 220012011111020001201111 |
4 | 3223222331021321113 |
5 | 13121221300044111 |
6 | 312125523435451 |
7 | 24165546351610 |
oct | 3535275117127 |
9 | 805144201644 |
10 | 253050003031 |
11 | 98355147711 |
12 | 41061b25b87 |
13 | 1ab29c30007 |
14 | c367912c07 |
15 | 68b0988a21 |
hex | 3aeaf49e57 |
253050003031 has 4 divisors (see below), whose sum is σ = 289200003472. Its totient is φ = 216900002592.
The previous prime is 253050003023. The next prime is 253050003091. The reversal of 253050003031 is 130300050352.
It is a happy number.
It is a semiprime because it is the product of two primes.
It is not a de Polignac number, because 253050003031 - 23 = 253050003023 is a prime.
It is a super-4 number, since 4×2530500030314 (a number of 47 digits) contains 4444 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 = 253050002993 and 253050003011.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (253050003091) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18075000210 + ... + 18075000223.
It is an arithmetic number, because the mean of its divisors is an integer number (72300000868).
Almost surely, 2253050003031 is an apocalyptic number.
253050003031 is a deficient number, since it is larger than the sum of its proper divisors (36150000441).
253050003031 is an equidigital number, since it uses as much as digits as its factorization.
253050003031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 36150000440.
The product of its (nonzero) digits is 1350, while the sum is 22.
Adding to 253050003031 its reverse (130300050352), we get a palindrome (383350053383).
The spelling of 253050003031 in words is "two hundred fifty-three billion, fifty million, three thousand, thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •