| Base | Representation |
|---|---|
| bin | 1001101010000… |
| … | …0001101101100 |
| 3 | 2211012201110200 |
| 4 | 2122200031230 |
| 5 | 40332031444 |
| 6 | 4004033500 |
| 7 | 1001155665 |
| oct | 232401554 |
| 9 | 84181420 |
| 10 | 40502124 |
| 11 | 20953933 |
| 12 | 11692890 |
| 13 | 8511270 |
| 14 | 554436c |
| 15 | 3850969 |
| hex | 26a036c |
40502124 has 72 divisors (see below), whose sum is σ = 113284080. Its totient is φ = 12120192.
The previous prime is 40502117. The next prime is 40502131. The reversal of 40502124 is 42120504.
40502124 is a `hidden beast` number, since 40 + 502 + 124 = 666.
It is an interprime number because it is at equal distance from previous prime (40502117) and next prime (40502131).
It is a super-2 number, since 2×405021242 = 3280844097022752, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 40502097 and 40502106.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16147 + ... + 18485.
It is an arithmetic number, because the mean of its divisors is an integer number (1573390).
Almost surely, 240502124 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 40502124, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56642040).
40502124 is an abundant number, since it is smaller than the sum of its proper divisors (72781956).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40502124 is a wasteful number, since it uses less digits than its factorization.
40502124 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2399 (or 2394 counting only the distinct ones).
The product of its (nonzero) digits is 320, while the sum is 18.
The square root of 40502124 is about 6364.1279056914. The cubic root of 40502124 is about 343.4202760513.
Adding to 40502124 its reverse (42120504), we get a palindrome (82622628).
The spelling of 40502124 in words is "forty million, five hundred two thousand, one hundred twenty-four".
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