Base | Representation |
---|---|
bin | 1000110010100010110… |
… | …00101101010110011111 |
3 | 1001212112211000020222220 |
4 | 10121101120231112133 |
5 | 14422010331024211 |
6 | 350424245440423 |
7 | 30551111232300 |
oct | 4312130552637 |
9 | 1055484006886 |
10 | 302013142431 |
11 | 1070a05aaa80 |
12 | 4a647710113 |
13 | 22630c27c50 |
14 | 1089065c7a7 |
15 | 7cc92ba806 |
hex | 465162d59f |
302013142431 has 384 divisors, whose sum is σ = 603646525440. Its totient is φ = 131551257600.
The previous prime is 302013142429. The next prime is 302013142471. The reversal of 302013142431 is 134241310203.
It is a happy number.
It is not a de Polignac number, because 302013142431 - 21 = 302013142429 is a prime.
It is a super-2 number, since 2×3020131424312 (a number of 24 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (302013142471) by changing a digit.
It is a polite number, since it can be written in 383 ways as a sum of consecutive naturals, for example, 1581220546 + ... + 1581220736.
It is an arithmetic number, because the mean of its divisors is an integer number (1571996160).
Almost surely, 2302013142431 is an apocalyptic number.
302013142431 is a deficient number, since it is larger than the sum of its proper divisors (301633383009).
302013142431 is a wasteful number, since it uses less digits than its factorization.
302013142431 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 395 (or 388 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 24.
Adding to 302013142431 its reverse (134241310203), we get a palindrome (436254452634).
It can be divided in two parts, 302013 and 142431, that added together give a palindrome (444444).
The spelling of 302013142431 in words is "three hundred two billion, thirteen million, one hundred forty-two thousand, four hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.081 sec. • engine limits •