Base | Representation |
---|---|
bin | 1000001100110… |
… | …1010111100100 |
3 | 2101201110220212 |
4 | 2003031113210 |
5 | 32301124440 |
6 | 3225114552 |
7 | 565233530 |
oct | 203152744 |
9 | 71643825 |
10 | 34395620 |
11 | 18462a36 |
12 | b628a58 |
13 | 718394c |
14 | 47d4bc0 |
15 | 3046465 |
hex | 20cd5e4 |
34395620 has 24 divisors (see below), whose sum is σ = 82549824. Its totient is φ = 11792736.
The previous prime is 34395619. The next prime is 34395623. The reversal of 34395620 is 2659343.
It is not an unprimeable number, because it can be changed into a prime (34395623) 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, 122702 + ... + 122981.
It is an arithmetic number, because the mean of its divisors is an integer number (3439576).
Almost surely, 234395620 is an apocalyptic number.
It is an amenable number.
34395620 is an abundant number, since it is smaller than the sum of its proper divisors (48154204).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
34395620 is a wasteful number, since it uses less digits than its factorization.
34395620 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 245699 (or 245697 counting only the distinct ones).
The product of its (nonzero) digits is 19440, while the sum is 32.
The square root of 34395620 is about 5864.7779156589. Note that the first 3 decimals coincide. The cubic root of 34395620 is about 325.2128625252.
The spelling of 34395620 in words is "thirty-four million, three hundred ninety-five thousand, six hundred twenty".
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