Base | Representation |
---|---|
bin | 1000000111000… |
… | …1110101101011 |
3 | 2101000102122111 |
4 | 2001301311223 |
5 | 32202130330 |
6 | 3213103151 |
7 | 562112521 |
oct | 201616553 |
9 | 71012574 |
10 | 34020715 |
11 | 182272a3 |
12 | b487ab7 |
13 | 7082101 |
14 | 4738311 |
15 | 2ec032a |
hex | 2071d6b |
34020715 has 16 divisors (see below), whose sum is σ = 42301440. Its totient is φ = 26249440.
The previous prime is 34020709. The next prime is 34020719. The reversal of 34020715 is 51702043.
34020715 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 34020715 - 211 = 34018667 is a prime.
It is a super-2 number, since 2×340207152 = 2314818098222450, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (34020719) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15666 + ... + 17704.
It is an arithmetic number, because the mean of its divisors is an integer number (2643840).
Almost surely, 234020715 is an apocalyptic number.
34020715 is a deficient number, since it is larger than the sum of its proper divisors (8280725).
34020715 is a wasteful number, since it uses less digits than its factorization.
34020715 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2162.
The product of its (nonzero) digits is 840, while the sum is 22.
The square root of 34020715 is about 5832.7279209646. The cubic root of 34020715 is about 324.0269594749.
Adding to 34020715 its reverse (51702043), we get a palindrome (85722758).
The spelling of 34020715 in words is "thirty-four million, twenty thousand, seven hundred fifteen".
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