Base | Representation |
---|---|
bin | 100110001001… |
… | …110000010111 |
3 | 200211010101101 |
4 | 212021300113 |
5 | 10030021211 |
6 | 554210531 |
7 | 151003456 |
oct | 46116027 |
9 | 20733341 |
10 | 10001431 |
11 | 5711250 |
12 | 3423a47 |
13 | 20c240b |
14 | 1484b9d |
15 | d285c1 |
hex | 989c17 |
10001431 has 8 divisors (see below), whose sum is σ = 10944000. Its totient is φ = 9064440.
The previous prime is 10001419. The next prime is 10001441. The reversal of 10001431 is 13410001.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 10001431 - 25 = 10001399 is a prime.
It is a super-2 number, since 2×100014312 = 200057244095522, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10001401) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2970 + ... + 5368.
It is an arithmetic number, because the mean of its divisors is an integer number (1368000).
Almost surely, 210001431 is an apocalyptic number.
10001431 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
10001431 is a deficient number, since it is larger than the sum of its proper divisors (942569).
10001431 is a wasteful number, since it uses less digits than its factorization.
10001431 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2789.
The product of its (nonzero) digits is 12, while the sum is 10.
The square root of 10001431 is about 3162.5039130411. The cubic root of 10001431 is about 215.4537451665.
Adding to 10001431 its reverse (13410001), we get a palindrome (23411432).
The spelling of 10001431 in words is "ten million, one thousand, four hundred thirty-one".
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