Base | Representation |
---|---|
bin | 100110100111… |
… | …100010001111 |
3 | 201001022201000 |
4 | 212213202033 |
5 | 10042422112 |
6 | 1000551343 |
7 | 152022210 |
oct | 46474217 |
9 | 21038630 |
10 | 10123407 |
11 | 5794958 |
12 | 3482553 |
13 | 2135aa8 |
14 | 14b7407 |
15 | d4e7dc |
hex | 9a788f |
10123407 has 32 divisors (see below), whose sum is σ = 17740800. Its totient is φ = 5582304.
The previous prime is 10123387. The next prime is 10123411. The reversal of 10123407 is 70432101.
It is not a de Polignac number, because 10123407 - 211 = 10121359 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 10123407.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10123417) 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 31 ways as a sum of consecutive naturals, for example, 4558 + ... + 6404.
It is an arithmetic number, because the mean of its divisors is an integer number (554400).
Almost surely, 210123407 is an apocalyptic number.
10123407 is a deficient number, since it is larger than the sum of its proper divisors (7617393).
10123407 is a wasteful number, since it uses less digits than its factorization.
10123407 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1892 (or 1886 counting only the distinct ones).
The product of its (nonzero) digits is 168, while the sum is 18.
The square root of 10123407 is about 3181.7301896924. The cubic root of 10123407 is about 216.3260892544.
Adding to 10123407 its reverse (70432101), we get a palindrome (80555508).
The spelling of 10123407 in words is "ten million, one hundred twenty-three thousand, four hundred seven".
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