Base | Representation |
---|---|
bin | 100111110001… |
… | …111001101111 |
3 | 201121210112210 |
4 | 213301321233 |
5 | 10132144030 |
6 | 1011301503 |
7 | 154431243 |
oct | 47617157 |
9 | 21553483 |
10 | 10428015 |
11 | 59827a4 |
12 | 35aa893 |
13 | 2211630 |
14 | 1556423 |
15 | daebb0 |
hex | 9f1e6f |
10428015 has 32 divisors (see below), whose sum is σ = 18325440. Its totient is φ = 5031936.
The previous prime is 10428007. The next prime is 10428049. The reversal of 10428015 is 51082401.
It is not a de Polignac number, because 10428015 - 23 = 10428007 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 10427982 and 10428000.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9831 + ... + 10839.
It is an arithmetic number, because the mean of its divisors is an integer number (572670).
Almost surely, 210428015 is an apocalyptic number.
10428015 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
10428015 is a deficient number, since it is larger than the sum of its proper divisors (7897425).
10428015 is a wasteful number, since it uses less digits than its factorization.
10428015 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1083.
The product of its (nonzero) digits is 320, while the sum is 21.
The square root of 10428015 is about 3229.2437195108. The cubic root of 10428015 is about 218.4743968590.
The spelling of 10428015 in words is "ten million, four hundred twenty-eight thousand, fifteen".
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