Base | Representation |
---|---|
bin | 1000000110110… |
… | …1101101110110 |
3 | 2100222120111010 |
4 | 2001231231312 |
5 | 32201110310 |
6 | 3212453050 |
7 | 562012350 |
oct | 201555566 |
9 | 70876433 |
10 | 34003830 |
11 | 18215643 |
12 | b47a186 |
13 | 7077513 |
14 | 47320d0 |
15 | 2eba320 |
hex | 206db76 |
34003830 has 32 divisors (see below), whose sum is σ = 93268224. Its totient is φ = 7772256.
The previous prime is 34003819. The next prime is 34003843. The reversal of 34003830 is 3830043.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 34003797 and 34003806.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 80752 + ... + 81171.
It is an arithmetic number, because the mean of its divisors is an integer number (2914632).
Almost surely, 234003830 is an apocalyptic number.
34003830 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
34003830 is an abundant number, since it is smaller than the sum of its proper divisors (59264394).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
34003830 is a wasteful number, since it uses less digits than its factorization.
34003830 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 161940.
The product of its (nonzero) digits is 864, while the sum is 21.
The square root of 34003830 is about 5831.2803053875. The cubic root of 34003830 is about 323.9733440957.
Adding to 34003830 its reverse (3830043), we get a palindrome (37833873).
The spelling of 34003830 in words is "thirty-four million, three thousand, eight hundred thirty".
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