Base | Representation |
---|---|
bin | 10000111111100… |
… | …00110111100011 |
3 | 100221020000002120 |
4 | 20133300313203 |
5 | 242442404410 |
6 | 22051115323 |
7 | 3350415132 |
oct | 1037606743 |
9 | 327200076 |
10 | 142544355 |
11 | 7350a758 |
12 | 3b8a2b43 |
13 | 236bb495 |
14 | 14d07919 |
15 | c7aa570 |
hex | 87f0de3 |
142544355 has 32 divisors (see below), whose sum is σ = 240936960. Its totient is φ = 71850240.
The previous prime is 142544341. The next prime is 142544359. The reversal of 142544355 is 553445241.
It is not a de Polignac number, because 142544355 - 212 = 142540259 is a prime.
It is not an unprimeable number, because it can be changed into a prime (142544359) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16431 + ... + 23559.
It is an arithmetic number, because the mean of its divisors is an integer number (7529280).
Almost surely, 2142544355 is an apocalyptic number.
142544355 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
142544355 is a deficient number, since it is larger than the sum of its proper divisors (98392605).
142544355 is a wasteful number, since it uses less digits than its factorization.
142544355 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7211.
The product of its digits is 48000, while the sum is 33.
The square root of 142544355 is about 11939.1940682778. The cubic root of 142544355 is about 522.3761509839.
Adding to 142544355 its reverse (553445241), we get a palindrome (695989596).
The spelling of 142544355 in words is "one hundred forty-two million, five hundred forty-four thousand, three hundred fifty-five".
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