Base | Representation |
---|---|
bin | 100111110010… |
… | …000000001010 |
3 | 201121211010000 |
4 | 213302000022 |
5 | 10132202201 |
6 | 1011303430 |
7 | 154432401 |
oct | 47620012 |
9 | 21554100 |
10 | 10428426 |
11 | 5983038 |
12 | 35aab76 |
13 | 2211888 |
14 | 1556638 |
15 | daed86 |
hex | 9f200a |
10428426 has 20 divisors (see below), whose sum is σ = 23367762. Its totient is φ = 3476088.
The previous prime is 10428421. The next prime is 10428437. The reversal of 10428426 is 62482401.
It can be written as a sum of positive squares in only one way, i.e., 7535025 + 2893401 = 2745^2 + 1701^2 .
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a zygodrome in base 13.
It is a self number, because there is not a number n which added to its sum of digits gives 10428426.
It is not an unprimeable number, because it can be changed into a prime (10428421) by changing a digit.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 32025 + ... + 32348.
Almost surely, 210428426 is an apocalyptic number.
10428426 is an abundant number, since it is smaller than the sum of its proper divisors (12939336).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10428426 is an equidigital number, since it uses as much as digits as its factorization.
10428426 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 64387 (or 64378 counting only the distinct ones).
The product of its (nonzero) digits is 3072, while the sum is 27.
The square root of 10428426 is about 3229.3073560750. The cubic root of 10428426 is about 218.4772670696.
The spelling of 10428426 in words is "ten million, four hundred twenty-eight thousand, four hundred twenty-six".
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