Base | Representation |
---|---|
bin | 10000111011100… |
… | …11011011010110 |
3 | 100220020220021202 |
4 | 20131303123112 |
5 | 242324434200 |
6 | 22032112502 |
7 | 3343145144 |
oct | 1035633326 |
9 | 326226252 |
10 | 142030550 |
11 | 73199722 |
12 | 3b695732 |
13 | 2356b65c |
14 | 14c12594 |
15 | c7081d5 |
hex | 87736d6 |
142030550 has 24 divisors (see below), whose sum is σ = 264558216. Its totient is φ = 56730240.
The previous prime is 142030517. The next prime is 142030621. The reversal of 142030550 is 55030241.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 42542 + ... + 45758.
It is an arithmetic number, because the mean of its divisors is an integer number (11023259).
Almost surely, 2142030550 is an apocalyptic number.
142030550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
142030550 is a deficient number, since it is larger than the sum of its proper divisors (122527666).
142030550 is a wasteful number, since it uses less digits than its factorization.
142030550 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4112 (or 4107 counting only the distinct ones).
The product of its (nonzero) digits is 600, while the sum is 20.
The square root of 142030550 is about 11917.6570684007. The cubic root of 142030550 is about 521.7477556797.
Adding to 142030550 its reverse (55030241), we get a palindrome (197060791).
The spelling of 142030550 in words is "one hundred forty-two million, thirty thousand, five hundred fifty".
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