Base | Representation |
---|---|
bin | 1000001100111… |
… | …1011111111001 |
3 | 2101201220220000 |
4 | 2003033133321 |
5 | 32301414340 |
6 | 3225223213 |
7 | 565301133 |
oct | 203173771 |
9 | 71656800 |
10 | 34404345 |
11 | 18469548 |
12 | b631b09 |
13 | 7187901 |
14 | 47d8053 |
15 | 3048d30 |
hex | 20cf7f9 |
34404345 has 80 divisors (see below), whose sum is σ = 68999040. Its totient is φ = 16298496.
The previous prime is 34404341. The next prime is 34404397. The reversal of 34404345 is 54340443.
It is not a de Polignac number, because 34404345 - 22 = 34404341 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is not an unprimeable number, because it can be changed into a prime (34404341) by changing a digit.
It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 130684 + ... + 130946.
It is an arithmetic number, because the mean of its divisors is an integer number (862488).
Almost surely, 234404345 is an apocalyptic number.
It is an amenable number.
34404345 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
34404345 is a wasteful number, since it uses less digits than its factorization.
34404345 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 316 (or 307 counting only the distinct ones).
The product of its (nonzero) digits is 11520, while the sum is 27.
The square root of 34404345 is about 5865.5217159260. The cubic root of 34404345 is about 325.2403586844.
Adding to 34404345 its reverse (54340443), we get a palindrome (88744788).
The spelling of 34404345 in words is "thirty-four million, four hundred four thousand, three hundred forty-five".
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