Base | Representation |
---|---|
bin | 10001000000010… |
… | …11011101111111 |
3 | 100221102112112222 |
4 | 20200023131333 |
5 | 243004401221 |
6 | 22053315555 |
7 | 3351350603 |
oct | 1040133577 |
9 | 327375488 |
10 | 142653311 |
11 | 735845a9 |
12 | 3b935bbb |
13 | 23728c58 |
14 | 14d35503 |
15 | c7cc9ab |
hex | 880b77f |
142653311 has 4 divisors (see below), whose sum is σ = 150161400. Its totient is φ = 135145224.
The previous prime is 142653293. The next prime is 142653331. The reversal of 142653311 is 113356241.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 113356241 = 53 ⋅2138797.
It is a cyclic number.
It is not a de Polignac number, because 142653311 - 214 = 142636927 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (142653331) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3754016 + ... + 3754053.
It is an arithmetic number, because the mean of its divisors is an integer number (37540350).
Almost surely, 2142653311 is an apocalyptic number.
142653311 is a deficient number, since it is larger than the sum of its proper divisors (7508089).
142653311 is an equidigital number, since it uses as much as digits as its factorization.
142653311 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7508088.
The product of its digits is 2160, while the sum is 26.
The square root of 142653311 is about 11943.7561512281. The cubic root of 142653311 is about 522.5092125387.
It can be divided in two parts, 14265 and 3311, that added together give a cube (17576 = 263).
The spelling of 142653311 in words is "one hundred forty-two million, six hundred fifty-three thousand, three hundred eleven".
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