Base | Representation |
---|---|
bin | 1000001001100… |
… | …1011001000000 |
3 | 2101022122212200 |
4 | 2002121121000 |
5 | 32222321340 |
6 | 3220353200 |
7 | 563356035 |
oct | 202313100 |
9 | 71278780 |
10 | 34182720 |
11 | 18327a90 |
12 | b545800 |
13 | 710aa80 |
14 | 477b38c |
15 | 3003330 |
hex | 2099640 |
34182720 has 336 divisors, whose sum is σ = 139793472. Its totient is φ = 7557120.
The previous prime is 34182683. The next prime is 34182749. The reversal of 34182720 is 2728143.
It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 411799 + ... + 411881.
It is an arithmetic number, because the mean of its divisors is an integer number (416052).
Almost surely, 234182720 is an apocalyptic number.
34182720 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 34182720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69896736).
34182720 is an abundant number, since it is smaller than the sum of its proper divisors (105610752).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
34182720 is a wasteful number, since it uses less digits than its factorization.
34182720 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 130 (or 117 counting only the distinct ones).
The product of its (nonzero) digits is 2688, while the sum is 27.
The square root of 34182720 is about 5846.5990113912. The cubic root of 34182720 is about 324.5404787891.
The spelling of 34182720 in words is "thirty-four million, one hundred eighty-two thousand, seven hundred twenty".
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