Base | Representation |
---|---|
bin | 100110101100… |
… | …100011100111 |
3 | 201002100220210 |
4 | 212230203213 |
5 | 10044101400 |
6 | 1001230503 |
7 | 152136162 |
oct | 46544347 |
9 | 21070823 |
10 | 10143975 |
11 | 57a9356 |
12 | 3492433 |
13 | 214226a |
14 | 14c0ad9 |
15 | d55950 |
hex | 9ac8e7 |
10143975 has 24 divisors (see below), whose sum is σ = 17316352. Its totient is φ = 5234400.
The previous prime is 10143971. The next prime is 10143977. The reversal of 10143975 is 57934101.
It is not a de Polignac number, because 10143975 - 22 = 10143971 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10143971) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 144 + ... + 4506.
Almost surely, 210143975 is an apocalyptic number.
10143975 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
10143975 is a deficient number, since it is larger than the sum of its proper divisors (7172377).
10143975 is a wasteful number, since it uses less digits than its factorization.
10143975 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4407 (or 4402 counting only the distinct ones).
The product of its (nonzero) digits is 3780, while the sum is 30.
The square root of 10143975 is about 3184.9607532904. The cubic root of 10143975 is about 216.4724953369.
The spelling of 10143975 in words is "ten million, one hundred forty-three thousand, nine hundred seventy-five".
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