Base | Representation |
---|---|
bin | 1000001001100… |
… | …0111010000100 |
3 | 2101022120011100 |
4 | 2002120322010 |
5 | 32222240430 |
6 | 3220340100 |
7 | 563350206 |
oct | 202307204 |
9 | 71276140 |
10 | 34180740 |
11 | 18326550 |
12 | b544630 |
13 | 7109bb9 |
14 | 477a776 |
15 | 3002960 |
hex | 2098e84 |
34180740 has 144 divisors (see below), whose sum is σ = 115367616. Its totient is φ = 8121600.
The previous prime is 34180739. The next prime is 34180759. The reversal of 34180740 is 4708143.
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, 120639 + ... + 120921.
It is an arithmetic number, because the mean of its divisors is an integer number (801164).
Almost surely, 234180740 is an apocalyptic number.
34180740 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 34180740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57683808).
34180740 is an abundant number, since it is smaller than the sum of its proper divisors (81186876).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
34180740 is a wasteful number, since it uses less digits than its factorization.
34180740 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 370 (or 365 counting only the distinct ones).
The product of its (nonzero) digits is 2688, while the sum is 27.
The square root of 34180740 is about 5846.4296797276. The cubic root of 34180740 is about 324.5342124401.
Adding to 34180740 its reverse (4708143), we get a palindrome (38888883).
The spelling of 34180740 in words is "thirty-four million, one hundred eighty thousand, seven hundred forty".
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