Base | Representation |
---|---|
bin | 1000010100110011010… |
… | …1011110110101110110 |
3 | 111200011112000122200202 |
4 | 2011030311132311312 |
5 | 4320402342243032 |
6 | 145412011240502 |
7 | 13222146343016 |
oct | 2051465366566 |
9 | 450145018622 |
10 | 143023009142 |
11 | 5572383a702 |
12 | 23876149132 |
13 | 10643c714c0 |
14 | 6ccad03c46 |
15 | 3ac130cd62 |
hex | 214cd5ed76 |
143023009142 has 16 divisors (see below), whose sum is σ = 231045665760. Its totient is φ = 66008191872.
The previous prime is 143023009133. The next prime is 143023009147. The reversal of 143023009142 is 241900320341.
It is a super-2 number, since 2×1430230091422 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (143023009147) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 756623 + ... + 926565.
It is an arithmetic number, because the mean of its divisors is an integer number (14440354110).
Almost surely, 2143023009142 is an apocalyptic number.
143023009142 is a deficient number, since it is larger than the sum of its proper divisors (88022656618).
143023009142 is a wasteful number, since it uses less digits than its factorization.
143023009142 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 202327.
The product of its (nonzero) digits is 5184, while the sum is 29.
Adding to 143023009142 its reverse (241900320341), we get a palindrome (384923329483).
The spelling of 143023009142 in words is "one hundred forty-three billion, twenty-three million, nine thousand, one hundred forty-two".
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