Base | Representation |
---|---|
bin | 1000010011000011000… |
… | …0110001001011110111 |
3 | 111121221200202111102001 |
4 | 2010300300301023313 |
5 | 4313421303332021 |
6 | 145253144200131 |
7 | 13204400051050 |
oct | 2046060611367 |
9 | 447850674361 |
10 | 142552011511 |
11 | 55501992168 |
12 | 23764469047 |
13 | 1059a502290 |
14 | 6c8453b727 |
15 | 3a94cc3091 |
hex | 2130c312f7 |
142552011511 has 16 divisors (see below), whose sum is σ = 175461798400. Its totient is φ = 112779939168.
The previous prime is 142552011491. The next prime is 142552011517. The reversal of 142552011511 is 115110255241.
It is not a de Polignac number, because 142552011511 - 211 = 142552009463 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 142552011511.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (142552011517) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1342900 + ... + 1445158.
It is an arithmetic number, because the mean of its divisors is an integer number (10966362400).
Almost surely, 2142552011511 is an apocalyptic number.
142552011511 is a deficient number, since it is larger than the sum of its proper divisors (32909786889).
142552011511 is a wasteful number, since it uses less digits than its factorization.
142552011511 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 117598.
The product of its (nonzero) digits is 2000, while the sum is 28.
Adding to 142552011511 its reverse (115110255241), we get a palindrome (257662266752).
The spelling of 142552011511 in words is "one hundred forty-two billion, five hundred fifty-two million, eleven thousand, five hundred eleven".
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