Base | Representation |
---|---|
bin | 1000010101000101101… |
… | …1101011011011001101 |
3 | 111200100220010212000122 |
4 | 2011101123223123031 |
5 | 4321032113143041 |
6 | 145423404234325 |
7 | 13224104021111 |
oct | 2052133533315 |
9 | 450326125018 |
10 | 143100131021 |
11 | 557633254a1 |
12 | 23897b3b9a5 |
13 | 10656c34853 |
14 | 6cd725b741 |
15 | 3ac7e93c4b |
hex | 21516eb6cd |
143100131021 has 16 divisors (see below), whose sum is σ = 150159623040. Its totient is φ = 136112570880.
The previous prime is 143100131011. The next prime is 143100131023. The reversal of 143100131021 is 120131001341.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-143100131021 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (143100131023) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2992661 + ... + 3040101.
It is an arithmetic number, because the mean of its divisors is an integer number (9384976440).
Almost surely, 2143100131021 is an apocalyptic number.
It is an amenable number.
143100131021 is a deficient number, since it is larger than the sum of its proper divisors (7059492019).
143100131021 is a wasteful number, since it uses less digits than its factorization.
143100131021 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 48196.
The product of its (nonzero) digits is 72, while the sum is 17.
Adding to 143100131021 its reverse (120131001341), we get a palindrome (263231132362).
The spelling of 143100131021 in words is "one hundred forty-three billion, one hundred million, one hundred thirty-one thousand, twenty-one".
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