Base | Representation |
---|---|
bin | 10100110101001100000… |
… | …111011111100011010111 |
3 | 12001211221202221121212101 |
4 | 110311030013133203113 |
5 | 141423203243022411 |
6 | 3013342245302531 |
7 | 205264634641606 |
oct | 24651407374327 |
9 | 5054852847771 |
10 | 1431501142231 |
11 | 502107091736 |
12 | 1b1526a04a47 |
13 | a4cb3ca10c4 |
14 | 4d3dc173a3d |
15 | 2738395b8c1 |
hex | 14d4c1df8d7 |
1431501142231 has 16 divisors (see below), whose sum is σ = 1632627007488. Its totient is φ = 1247145609600.
The previous prime is 1431501142229. The next prime is 1431501142241. The reversal of 1431501142231 is 1322411051341.
It is a cyclic number.
It is not a de Polignac number, because 1431501142231 - 21 = 1431501142229 is a prime.
It is a super-2 number, since 2×14315011422312 (a number of 25 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 1431501142231.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1431501142241) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59038335 + ... + 59062576.
It is an arithmetic number, because the mean of its divisors is an integer number (102039187968).
Almost surely, 21431501142231 is an apocalyptic number.
1431501142231 is a deficient number, since it is larger than the sum of its proper divisors (201125865257).
1431501142231 is a wasteful number, since it uses less digits than its factorization.
1431501142231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 118100982.
The product of its (nonzero) digits is 2880, while the sum is 28.
Adding to 1431501142231 its reverse (1322411051341), we get a palindrome (2753912193572).
The spelling of 1431501142231 in words is "one trillion, four hundred thirty-one billion, five hundred one million, one hundred forty-two thousand, two hundred thirty-one".
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