Base | Representation |
---|---|
bin | 1000010001101… |
… | …10001111100001 |
3 | 11211122022120120 |
4 | 10020312033201 |
5 | 120233200233 |
6 | 10520030453 |
7 | 1502062362 |
oct | 410661741 |
9 | 154568516 |
10 | 69428193 |
11 | 3621047a |
12 | 1b302429 |
13 | 114cb493 |
14 | 9313b69 |
15 | 61664b3 |
hex | 42363e1 |
69428193 has 8 divisors (see below), whose sum is σ = 93088800. Its totient is φ = 46026528.
The previous prime is 69428179. The next prime is 69428197. The reversal of 69428193 is 39182496.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 69428193 - 29 = 69427681 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (69428197) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64108 + ... + 65181.
It is an arithmetic number, because the mean of its divisors is an integer number (11636100).
Almost surely, 269428193 is an apocalyptic number.
It is an amenable number.
69428193 is a deficient number, since it is larger than the sum of its proper divisors (23660607).
69428193 is a wasteful number, since it uses less digits than its factorization.
69428193 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 129471.
The product of its digits is 93312, while the sum is 42.
The square root of 69428193 is about 8332.3581896124. The cubic root of 69428193 is about 411.0032796134.
The spelling of 69428193 in words is "sixty-nine million, four hundred twenty-eight thousand, one hundred ninety-three".
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