Base | Representation |
---|---|
bin | 1011100001100001111000 |
3 | 12200110220221 |
4 | 23201201320 |
5 | 1233132140 |
6 | 144425424 |
7 | 34451230 |
oct | 13414170 |
9 | 5613827 |
10 | 3020920 |
11 | 1783731 |
12 | 1018274 |
13 | 81a036 |
14 | 588cc0 |
15 | 3ea14a |
hex | 2e1878 |
3020920 has 32 divisors (see below), whose sum is σ = 7768800. Its totient is φ = 1035648.
The previous prime is 3020911. The next prime is 3020923. The reversal of 3020920 is 290203.
3020920 = T174 + T175 + ... + T285.
It is a junction number, because it is equal to n+sod(n) for n = 3020894 and 3020903.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3020923) 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, 5115 + ... + 5674.
It is an arithmetic number, because the mean of its divisors is an integer number (242775).
Almost surely, 23020920 is an apocalyptic number.
It is an amenable number.
3020920 is an abundant number, since it is smaller than the sum of its proper divisors (4747880).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3020920 is a wasteful number, since it uses less digits than its factorization.
3020920 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10807 (or 10803 counting only the distinct ones).
The product of its (nonzero) digits is 108, while the sum is 16.
The square root of 3020920 is about 1738.0793997974. The cubic root of 3020920 is about 144.5594236823.
The spelling of 3020920 in words is "three million, twenty thousand, nine hundred twenty".
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