Base | Representation |
---|---|
bin | 1000001110101… |
… | …10001101000000 |
3 | 11210220022222001 |
4 | 10013112031000 |
5 | 120133103231 |
6 | 10503353344 |
7 | 1465533454 |
oct | 407261500 |
9 | 153808861 |
10 | 69034816 |
11 | 35a71974 |
12 | 1b152854 |
13 | 113c1406 |
14 | 9250664 |
15 | 60d9b61 |
hex | 41d6340 |
69034816 has 28 divisors (see below), whose sum is σ = 140337540. Its totient is φ = 33674240.
The previous prime is 69034781. The next prime is 69034817. The reversal of 69034816 is 61843096.
It can be written as a sum of positive squares in 2 ways, for example, as 4393216 + 64641600 = 2096^2 + 8040^2 .
It is a Smith number, since the sum of its digits (37) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (69034817) 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, 10531 + ... + 15778.
It is an arithmetic number, because the mean of its divisors is an integer number (5012055).
Almost surely, 269034816 is an apocalyptic number.
It is an amenable number.
69034816 is an abundant number, since it is smaller than the sum of its proper divisors (71302724).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
69034816 is a wasteful number, since it uses less digits than its factorization.
69034816 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26362 (or 26352 counting only the distinct ones).
The product of its (nonzero) digits is 31104, while the sum is 37.
The square root of 69034816 is about 8308.7192755563. The cubic root of 69034816 is about 410.2255669355.
The spelling of 69034816 in words is "sixty-nine million, thirty-four thousand, eight hundred sixteen".
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