Base | Representation |
---|---|
bin | 100110101001… |
… | …011111001110 |
3 | 201001201200021 |
4 | 212221133032 |
5 | 10043201111 |
6 | 1001052354 |
7 | 152054425 |
oct | 46513716 |
9 | 21051607 |
10 | 10131406 |
11 | 579a96a |
12 | 34870ba |
13 | 213961c |
14 | 14ba2bc |
15 | d51d71 |
hex | 9a97ce |
10131406 has 4 divisors (see below), whose sum is σ = 15197112. Its totient is φ = 5065702.
The previous prime is 10131403. The next prime is 10131413. The reversal of 10131406 is 60413101.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 60413101 = 7 ⋅8630443.
It is a self number, because there is not a number n which added to its sum of digits gives 10131406.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10131403) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2532850 + ... + 2532853.
It is an arithmetic number, because the mean of its divisors is an integer number (3799278).
Almost surely, 210131406 is an apocalyptic number.
10131406 is a deficient number, since it is larger than the sum of its proper divisors (5065706).
10131406 is an equidigital number, since it uses as much as digits as its factorization.
10131406 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5065705.
The product of its (nonzero) digits is 72, while the sum is 16.
The square root of 10131406 is about 3182.9869619588. The cubic root of 10131406 is about 216.3830508693.
Adding to 10131406 its reverse (60413101), we get a palindrome (70544507).
The spelling of 10131406 in words is "ten million, one hundred thirty-one thousand, four hundred six".
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