Base | Representation |
---|---|
bin | 101001111010100… |
… | …0000000111100111 |
3 | 10122000101200021202 |
4 | 1103311000013213 |
5 | 10340014344142 |
6 | 351320033115 |
7 | 46565141300 |
oct | 12365000747 |
9 | 3560350252 |
10 | 1406403047 |
11 | 661972475 |
12 | 33300279b |
13 | 1954b106a |
14 | d4adb7a7 |
15 | 8370c032 |
hex | 53d401e7 |
1406403047 has 24 divisors (see below), whose sum is σ = 1823448240. Its totient is φ = 1074850560.
The previous prime is 1406402999. The next prime is 1406403049. The reversal of 1406403047 is 7403046041.
It is not a de Polignac number, because 1406403047 - 28 = 1406402791 is a prime.
It is a super-2 number, since 2×14064030472 = 3955939061221768418, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1406403049) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 28604 + ... + 60257.
It is an arithmetic number, because the mean of its divisors is an integer number (75977010).
Almost surely, 21406403047 is an apocalyptic number.
1406403047 is a gapful number since it is divisible by the number (17) formed by its first and last digit.
1406403047 is a deficient number, since it is larger than the sum of its proper divisors (417045193).
1406403047 is a wasteful number, since it uses less digits than its factorization.
1406403047 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 88911 (or 88904 counting only the distinct ones).
The product of its (nonzero) digits is 8064, while the sum is 29.
The square root of 1406403047 is about 37502.0405711476. The cubic root of 1406403047 is about 1120.3918290495.
Adding to 1406403047 its reverse (7403046041), we get a palindrome (8809449088).
The spelling of 1406403047 in words is "one billion, four hundred six million, four hundred three thousand, forty-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.301 sec. • engine limits •