Base | Representation |
---|---|
bin | 1000010000000… |
… | …11000010100100 |
3 | 11211020122212222 |
4 | 10020003002210 |
5 | 120204442333 |
6 | 10511331512 |
7 | 1500230054 |
oct | 410030244 |
9 | 154218788 |
10 | 69218468 |
11 | 36087950 |
12 | 1b220b98 |
13 | 11456b97 |
14 | 929b564 |
15 | 6124298 |
hex | 42030a4 |
69218468 has 24 divisors (see below), whose sum is σ = 134011584. Its totient is φ = 31018400.
The previous prime is 69218467. The next prime is 69218483. The reversal of 69218468 is 86481296.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (44).
It is not an unprimeable number, because it can be changed into a prime (69218467) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7955 + ... + 14202.
It is an arithmetic number, because the mean of its divisors is an integer number (5583816).
Almost surely, 269218468 is an apocalyptic number.
It is an amenable number.
69218468 is a deficient number, since it is larger than the sum of its proper divisors (64793116).
69218468 is a wasteful number, since it uses less digits than its factorization.
69218468 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22243 (or 22241 counting only the distinct ones).
The product of its digits is 165888, while the sum is 44.
The square root of 69218468 is about 8319.7636985674. The cubic root of 69218468 is about 410.5890165751.
The spelling of 69218468 in words is "sixty-nine million, two hundred eighteen thousand, four hundred sixty-eight".
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