Base | Representation |
---|---|
bin | 10000111111001… |
… | …11001001100001 |
3 | 100221010222111010 |
4 | 20133213021201 |
5 | 242440121140 |
6 | 22050211133 |
7 | 3350161101 |
oct | 1037471141 |
9 | 327128433 |
10 | 142504545 |
11 | 73492857 |
12 | 3b883aa9 |
13 | 236a6321 |
14 | 14cd7201 |
15 | c79d880 |
hex | 87e7261 |
142504545 has 32 divisors (see below), whose sum is σ = 235353600. Its totient is φ = 73592064.
The previous prime is 142504513. The next prime is 142504559. The reversal of 142504545 is 545405241.
142504545 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 142504545 - 25 = 142504513 is a prime.
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 61671 + ... + 63939.
It is an arithmetic number, because the mean of its divisors is an integer number (7354800).
Almost surely, 2142504545 is an apocalyptic number.
142504545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
142504545 is a deficient number, since it is larger than the sum of its proper divisors (92849055).
142504545 is a wasteful number, since it uses less digits than its factorization.
142504545 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2409.
The product of its (nonzero) digits is 16000, while the sum is 30.
The square root of 142504545 is about 11937.5267538967. The cubic root of 142504545 is about 522.3275164593.
Adding to 142504545 its reverse (545405241), we get a palindrome (687909786).
The spelling of 142504545 in words is "one hundred forty-two million, five hundred four thousand, five hundred forty-five".
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