Base | Representation |
---|---|
bin | 10001000101011… |
… | …01000001011000 |
3 | 100222200011021011 |
4 | 20202231001120 |
5 | 243142040112 |
6 | 22115423304 |
7 | 3360105040 |
oct | 1042550130 |
9 | 328604234 |
10 | 143315032 |
11 | 73996783 |
12 | 3bbb4b34 |
13 | 238cb1c3 |
14 | 15068720 |
15 | c8adaa7 |
hex | 88ad058 |
143315032 has 64 divisors (see below), whose sum is σ = 332190720. Its totient is φ = 56560128.
The previous prime is 143315027. The next prime is 143315057. The reversal of 143315032 is 230513341.
It is a super-2 number, since 2×1433150322 = 41078396794322048, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 143314994 and 143315012.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43143 + ... + 46345.
It is an arithmetic number, because the mean of its divisors is an integer number (5190480).
Almost surely, 2143315032 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 143315032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (166095360).
143315032 is an abundant number, since it is smaller than the sum of its proper divisors (188875688).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
143315032 is a wasteful number, since it uses less digits than its factorization.
143315032 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3280 (or 3276 counting only the distinct ones).
The product of its (nonzero) digits is 1080, while the sum is 22.
The square root of 143315032 is about 11971.4256460958. The cubic root of 143315032 is about 523.3158816941.
Adding to 143315032 its reverse (230513341), we get a palindrome (373828373).
The spelling of 143315032 in words is "one hundred forty-three million, three hundred fifteen thousand, thirty-two".
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