Base | Representation |
---|---|
bin | 1111101110011110011000 |
3 | 21202110000221 |
4 | 33232132120 |
5 | 2023410040 |
6 | 224205424 |
7 | 50020003 |
oct | 17563630 |
9 | 7673027 |
10 | 4122520 |
11 | 2366346 |
12 | 1469874 |
13 | b1457c |
14 | 79453a |
15 | 56674a |
hex | 3ee798 |
4122520 has 32 divisors (see below), whose sum is σ = 9681120. Its totient is φ = 1576960.
The previous prime is 4122493. The next prime is 4122557. The reversal of 4122520 is 252214.
It is a junction number, because it is equal to n+sod(n) for n = 4122494 and 4122503.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1321 + ... + 3160.
It is an arithmetic number, because the mean of its divisors is an integer number (302535).
Almost surely, 24122520 is an apocalyptic number.
4122520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
4122520 is an abundant number, since it is smaller than the sum of its proper divisors (5558600).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4122520 is a wasteful number, since it uses less digits than its factorization.
4122520 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4515 (or 4511 counting only the distinct ones).
The product of its (nonzero) digits is 160, while the sum is 16.
The square root of 4122520 is about 2030.3989755711. The cubic root of 4122520 is about 160.3445699147.
Adding to 4122520 its reverse (252214), we get a palindrome (4374734).
The spelling of 4122520 in words is "four million, one hundred twenty-two thousand, five hundred twenty".
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