Base | Representation |
---|---|
bin | 1000001111001… |
… | …0000010010011 |
3 | 2102000002221111 |
4 | 2003302002103 |
5 | 32320431221 |
6 | 3232234151 |
7 | 566430436 |
oct | 203620223 |
9 | 72002844 |
10 | 34545811 |
11 | 18555863 |
12 | b69b957 |
13 | 7207111 |
14 | 483381d |
15 | 3075be1 |
hex | 20f2093 |
34545811 has 4 divisors (see below), whose sum is σ = 35660224. Its totient is φ = 33431400.
The previous prime is 34545779. The next prime is 34545911. The reversal of 34545811 is 11854543.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 11854543 = 73 ⋅162391.
It is a cyclic number.
It is not a de Polignac number, because 34545811 - 25 = 34545779 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (31), and also a Moran number because the ratio is a prime number: 1114381 = 34545811 / (3 + 4 + 5 + 4 + 5 + 8 + 1 + 1).
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (34545311) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 557160 + ... + 557221.
It is an arithmetic number, because the mean of its divisors is an integer number (8915056).
Almost surely, 234545811 is an apocalyptic number.
34545811 is a gapful number since it is divisible by the number (31) formed by its first and last digit.
34545811 is a deficient number, since it is larger than the sum of its proper divisors (1114413).
34545811 is a wasteful number, since it uses less digits than its factorization.
34545811 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1114412.
The product of its digits is 9600, while the sum is 31.
The square root of 34545811 is about 5877.5684598310. The cubic root of 34545811 is about 325.6855304918.
The spelling of 34545811 in words is "thirty-four million, five hundred forty-five thousand, eight hundred eleven".
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