Base | Representation |
---|---|
bin | 1000000111000… |
… | …1110001100111 |
3 | 2101000102021212 |
4 | 2001301301213 |
5 | 32202123310 |
6 | 3213102035 |
7 | 562112000 |
oct | 201616147 |
9 | 71012255 |
10 | 34020455 |
11 | 18227087 |
12 | b48791b |
13 | 7081c61 |
14 | 47381a7 |
15 | 2ec0205 |
hex | 2071c67 |
34020455 has 32 divisors (see below), whose sum is σ = 48384000. Its totient is φ = 22950816.
The previous prime is 34020421. The next prime is 34020457. The reversal of 34020455 is 55402043.
It is not a de Polignac number, because 34020455 - 26 = 34020391 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 34020455.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (34020457) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 142226 + ... + 142464.
It is an arithmetic number, because the mean of its divisors is an integer number (1512000).
Almost surely, 234020455 is an apocalyptic number.
34020455 is a gapful number since it is divisible by the number (35) formed by its first and last digit.
34020455 is a deficient number, since it is larger than the sum of its proper divisors (14363545).
34020455 is an equidigital number, since it uses as much as digits as its factorization.
34020455 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 348 (or 334 counting only the distinct ones).
The product of its (nonzero) digits is 2400, while the sum is 23.
The square root of 34020455 is about 5832.7056328946. The cubic root of 34020455 is about 324.0261340247.
Adding to 34020455 its reverse (55402043), we get a palindrome (89422498).
The spelling of 34020455 in words is "thirty-four million, twenty thousand, four hundred fifty-five".
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