Base | Representation |
---|---|
bin | 1011111001111010111110 |
3 | 12212112222022 |
4 | 23321322332 |
5 | 1244331310 |
6 | 150520142 |
7 | 35345426 |
oct | 13717276 |
9 | 5775868 |
10 | 3120830 |
11 | 18417a9 |
12 | 1066052 |
13 | 85365b |
14 | 5b3486 |
15 | 419a55 |
hex | 2f9ebe |
3120830 has 8 divisors (see below), whose sum is σ = 5617512. Its totient is φ = 1248328.
The previous prime is 3120827. The next prime is 3120833. The reversal of 3120830 is 380213.
It is an interprime number because it is at equal distance from previous prime (3120827) and next prime (3120833).
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 3120799 and 3120808.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3120833) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 156032 + ... + 156051.
It is an arithmetic number, because the mean of its divisors is an integer number (702189).
Almost surely, 23120830 is an apocalyptic number.
3120830 is a deficient number, since it is larger than the sum of its proper divisors (2496682).
3120830 is a wasteful number, since it uses less digits than its factorization.
3120830 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 312090.
The product of its (nonzero) digits is 144, while the sum is 17.
The square root of 3120830 is about 1766.5871051267. The cubic root of 3120830 is about 146.1358278093.
The spelling of 3120830 in words is "three million, one hundred twenty thousand, eight hundred thirty".
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