Base | Representation |
---|---|
bin | 100000010111000011000101… |
… | …001110110010111100110011 |
3 | 200122220210021020222112122111 |
4 | 200113003011032302330303 |
5 | 122123243103344414030 |
6 | 1222405305021150151 |
7 | 41656243416620500 |
oct | 4027030516627463 |
9 | 618823236875574 |
10 | 142321345310515 |
11 | 41391164133018 |
12 | 13b669b66bb357 |
13 | 6154acb0bc007 |
14 | 2720565b1c4a7 |
15 | 116c188a8462a |
hex | 8170c53b2f33 |
142321345310515 has 48 divisors (see below), whose sum is σ = 210376787652000. Its totient is φ = 91841743752192.
The previous prime is 142321345310483. The next prime is 142321345310561. The reversal of 142321345310515 is 515013543123241.
It is not a de Polignac number, because 142321345310515 - 25 = 142321345310483 is a prime.
It is an unprimeable number.
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 47 ways as a sum of consecutive naturals, for example, 39329761 + ... + 42795709.
It is an arithmetic number, because the mean of its divisors is an integer number (4382849742750).
Almost surely, 2142321345310515 is an apocalyptic number.
142321345310515 is a deficient number, since it is larger than the sum of its proper divisors (68055442341485).
142321345310515 is a wasteful number, since it uses less digits than its factorization.
142321345310515 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3475844 (or 3475837 counting only the distinct ones).
The product of its (nonzero) digits is 216000, while the sum is 40.
Adding to 142321345310515 its reverse (515013543123241), we get a palindrome (657334888433756).
The spelling of 142321345310515 in words is "one hundred forty-two trillion, three hundred twenty-one billion, three hundred forty-five million, three hundred ten thousand, five hundred fifteen".
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