Base | Representation |
---|---|
bin | 1000001011000… |
… | …0101010001110 |
3 | 2101111111121200 |
4 | 2002300222032 |
5 | 32233344110 |
6 | 3222410330 |
7 | 564233643 |
oct | 202605216 |
9 | 71444550 |
10 | 34278030 |
11 | 18392656 |
12 | b5909a6 |
13 | 7142277 |
14 | 47a3dca |
15 | 30216c0 |
hex | 20b0a8e |
34278030 has 24 divisors (see below), whose sum is σ = 89123112. Its totient is φ = 9140784.
The previous prime is 34278017. The next prime is 34278031. The reversal of 34278030 is 3087243.
It is a junction number, because it is equal to n+sod(n) for n = 34277985 and 34278003.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (34278031) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 190344 + ... + 190523.
It is an arithmetic number, because the mean of its divisors is an integer number (3713463).
Almost surely, 234278030 is an apocalyptic number.
34278030 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
34278030 is an abundant number, since it is smaller than the sum of its proper divisors (54845082).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
34278030 is a wasteful number, since it uses less digits than its factorization.
34278030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 380880 (or 380877 counting only the distinct ones).
The product of its (nonzero) digits is 4032, while the sum is 27.
The square root of 34278030 is about 5854.7442301095. The cubic root of 34278030 is about 324.8418323073.
The spelling of 34278030 in words is "thirty-four million, two hundred seventy-eight thousand, thirty".
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