Base | Representation |
---|---|
bin | 1011001110010010101… |
… | …10010000001100101100 |
3 | 1100212101020011000101010 |
4 | 11213021112100030230 |
5 | 22304232304041101 |
6 | 453053412145220 |
7 | 36601163064000 |
oct | 5471126201454 |
9 | 1325336130333 |
10 | 385630143276 |
11 | 1395aa187354 |
12 | 628a2908210 |
13 | 2a498513141 |
14 | 14943930700 |
15 | a0700a82d6 |
hex | 59c959032c |
385630143276 has 48 divisors (see below), whose sum is σ = 1049333734400. Its totient is φ = 110180039760.
The previous prime is 385630143233. The next prime is 385630143313. The reversal of 385630143276 is 672341036583.
It is an alternating number because its digits alternate between odd and even.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46841140 + ... + 46849371.
Almost surely, 2385630143276 is an apocalyptic number.
It is an amenable number.
385630143276 is an abundant number, since it is smaller than the sum of its proper divisors (663703591124).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
385630143276 is a wasteful number, since it uses less digits than its factorization.
385630143276 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 93690539 (or 93690523 counting only the distinct ones).
The product of its (nonzero) digits is 2177280, while the sum is 48.
It can be divided in two parts, 385630 and 143276, that added together give a triangular number (528906 = T1028).
The spelling of 385630143276 in words is "three hundred eighty-five billion, six hundred thirty million, one hundred forty-three thousand, two hundred seventy-six".
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