Base | Representation |
---|---|
bin | 1011111100010011111100 |
3 | 12220001101220 |
4 | 23330103330 |
5 | 1300134440 |
6 | 151033340 |
7 | 35416113 |
oct | 13742374 |
9 | 5801356 |
10 | 3130620 |
11 | 1849099 |
12 | 106b850 |
13 | 857c4c |
14 | 5b6c7a |
15 | 41c8d0 |
hex | 2fc4fc |
3130620 has 24 divisors (see below), whose sum is σ = 8765904. Its totient is φ = 834816.
The previous prime is 3130619. The next prime is 3130627. The reversal of 3130620 is 260313.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a self number, because there is not a number n which added to its sum of digits gives 3130620.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3130627) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26029 + ... + 26148.
It is an arithmetic number, because the mean of its divisors is an integer number (365246).
Almost surely, 23130620 is an apocalyptic number.
3130620 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
3130620 is an abundant number, since it is smaller than the sum of its proper divisors (5635284).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3130620 is a wasteful number, since it uses less digits than its factorization.
3130620 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 52189 (or 52187 counting only the distinct ones).
The product of its (nonzero) digits is 108, while the sum is 15.
The square root of 3130620 is about 1769.3558149790. The cubic root of 3130620 is about 146.2884769826.
Adding to 3130620 its reverse (260313), we get a palindrome (3390933).
The spelling of 3130620 in words is "three million, one hundred thirty thousand, six hundred twenty".
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