Base | Representation |
---|---|
bin | 100111000010… |
… | …000001100010 |
3 | 201020211112111 |
4 | 213002001202 |
5 | 10104410111 |
6 | 1003145534 |
7 | 152653426 |
oct | 47020142 |
9 | 21224474 |
10 | 10231906 |
11 | 5859423 |
12 | 35152aa |
13 | 21732a9 |
14 | 1504b86 |
15 | d71a21 |
hex | 9c2062 |
10231906 has 16 divisors (see below), whose sum is σ = 15930360. Its totient is φ = 4928400.
The previous prime is 10231901. The next prime is 10231913. The reversal of 10231906 is 60913201.
It can be written as a sum of positive squares in 4 ways, for example, as 9865881 + 366025 = 3141^2 + 605^2 .
It is a super-4 number, since 4×102319064 (a number of 29 digits) contains 4444 as substring.
It is not an unprimeable number, because it can be changed into a prime (10231901) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 101256 + ... + 101356.
Almost surely, 210231906 is an apocalyptic number.
10231906 is a deficient number, since it is larger than the sum of its proper divisors (5698454).
10231906 is an frugal number, since it uses more digits than its factorization.
10231906 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 214 (or 140 counting only the distinct ones).
The product of its (nonzero) digits is 324, while the sum is 22.
The square root of 10231906 is about 3198.7350624895. The cubic root of 10231906 is about 217.0961794124.
The spelling of 10231906 in words is "ten million, two hundred thirty-one thousand, nine hundred six".
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