Base | Representation |
---|---|
bin | 10001000010110… |
… | …00011010110101 |
3 | 100222000112220200 |
4 | 20201120122311 |
5 | 243044443001 |
6 | 22104151113 |
7 | 3354132534 |
oct | 1041303265 |
9 | 328015820 |
10 | 142968501 |
11 | 7377a395 |
12 | 3ba68499 |
13 | 23809560 |
14 | 14db831b |
15 | c841086 |
hex | 88586b5 |
142968501 has 24 divisors (see below), whose sum is σ = 227136000. Its totient is φ = 86105376.
The previous prime is 142968493. The next prime is 142968523. The reversal of 142968501 is 105869241.
142968501 is a `hidden beast` number, since 142 + 9 + 6 + 8 + 501 = 666.
It is not a de Polignac number, because 142968501 - 23 = 142968493 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (142968571) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7501 + ... + 18498.
It is an arithmetic number, because the mean of its divisors is an integer number (9464000).
Almost surely, 2142968501 is an apocalyptic number.
It is an amenable number.
142968501 is a deficient number, since it is larger than the sum of its proper divisors (84167499).
142968501 is a wasteful number, since it uses less digits than its factorization.
142968501 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26065 (or 26062 counting only the distinct ones).
The product of its (nonzero) digits is 17280, while the sum is 36.
The square root of 142968501 is about 11956.9436312128. The cubic root of 142968501 is about 522.8937544589.
The spelling of 142968501 in words is "one hundred forty-two million, nine hundred sixty-eight thousand, five hundred one".
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