Base | Representation |
---|---|
bin | 11001101101101… |
… | …010110001110101 |
3 | 1010001202111102121 |
4 | 121231222301311 |
5 | 1340414331401 |
6 | 110450235541 |
7 | 13455600034 |
oct | 3155526165 |
9 | 1101674377 |
10 | 431402101 |
11 | 201573869 |
12 | 100585bb1 |
13 | 6b4b7820 |
14 | 4141a71b |
15 | 27d17ca1 |
hex | 19b6ac75 |
431402101 has 8 divisors (see below), whose sum is σ = 475391840. Its totient is φ = 388955952.
The previous prime is 431402077. The next prime is 431402113. The reversal of 431402101 is 101204134.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 431402101 - 29 = 431401589 is a prime.
It is a super-5 number, since 5×4314021015 (a number of 44 digits) contains 55555 as substring. Note that it is a super-d number also for d = 2.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (431402141) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 385311 + ... + 386428.
It is an arithmetic number, because the mean of its divisors is an integer number (59423980).
Almost surely, 2431402101 is an apocalyptic number.
It is an amenable number.
431402101 is a deficient number, since it is larger than the sum of its proper divisors (43989739).
431402101 is a wasteful number, since it uses less digits than its factorization.
431402101 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 771795.
The product of its (nonzero) digits is 96, while the sum is 16.
The square root of 431402101 is about 20770.2214961709. The cubic root of 431402101 is about 755.6037163561.
Adding to 431402101 its reverse (101204134), we get a palindrome (532606235).
The spelling of 431402101 in words is "four hundred thirty-one million, four hundred two thousand, one hundred one".
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