Base | Representation |
---|---|
bin | 1111000101111… |
… | …00101100101100 |
3 | 22211020001100000 |
4 | 13202330230230 |
5 | 224402231103 |
6 | 20321304300 |
7 | 3065046060 |
oct | 742745454 |
9 | 284201300 |
10 | 126602028 |
11 | 65510a83 |
12 | 36495090 |
13 | 202c8c57 |
14 | 12b57aa0 |
15 | b1abaa3 |
hex | 78bcb2c |
126602028 has 144 divisors (see below), whose sum is σ = 396264960. Its totient is φ = 34556544.
The previous prime is 126602027. The next prime is 126602029. The reversal of 126602028 is 820206621.
It is an interprime number because it is at equal distance from previous prime (126602027) and next prime (126602029).
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a junction number, because it is equal to n+sod(n) for n = 126601992 and 126602010.
It is not an unprimeable number, because it can be changed into a prime (126602027) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 156088 + ... + 156896.
It is an arithmetic number, because the mean of its divisors is an integer number (2751840).
Almost surely, 2126602028 is an apocalyptic number.
126602028 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 126602028, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (198132480).
126602028 is an abundant number, since it is smaller than the sum of its proper divisors (269662932).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
126602028 is a wasteful number, since it uses less digits than its factorization.
126602028 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 858 (or 844 counting only the distinct ones).
The product of its (nonzero) digits is 2304, while the sum is 27.
The square root of 126602028 is about 11251.7566628505. The cubic root of 126602028 is about 502.1269764457.
Adding to 126602028 its reverse (820206621), we get a palindrome (946808649).
The spelling of 126602028 in words is "one hundred twenty-six million, six hundred two thousand, twenty-eight".
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