Base | Representation |
---|---|
bin | 100001101010011011… |
… | …0000000010001010100 |
3 | 20220121001010222200121 |
4 | 1003110312000101110 |
5 | 2141022320402122 |
6 | 53113150121324 |
7 | 5136265201423 |
oct | 1032466002124 |
9 | 226531128617 |
10 | 72290403412 |
11 | 28727059057 |
12 | 12015ab0244 |
13 | 6a80b0c746 |
14 | 36daca72ba |
15 | 1d31738bc7 |
hex | 10d4d80454 |
72290403412 has 24 divisors (see below), whose sum is σ = 126850100832. Its totient is φ = 36047575200.
The previous prime is 72290403403. The next prime is 72290403413. The reversal of 72290403412 is 21430409227.
It is a super-3 number, since 3×722904034123 (a number of 34 digits) contains 333 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (72290403413) 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, 7611987 + ... + 7621477.
It is an arithmetic number, because the mean of its divisors is an integer number (5285420868).
Almost surely, 272290403412 is an apocalyptic number.
It is an amenable number.
72290403412 is a deficient number, since it is larger than the sum of its proper divisors (54559697420).
72290403412 is a wasteful number, since it uses less digits than its factorization.
72290403412 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14439 (or 14437 counting only the distinct ones).
The product of its (nonzero) digits is 24192, while the sum is 34.
The spelling of 72290403412 in words is "seventy-two billion, two hundred ninety million, four hundred three thousand, four hundred twelve".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •