Base | Representation |
---|---|
bin | 11111100101001111101100… |
… | …01111100110110011110100 |
3 | 100002220022012002202210100222 |
4 | 33302213312033212303310 |
5 | 33100324442104322114 |
6 | 403412350150553512 |
7 | 20425362204404246 |
oct | 1762476617466364 |
9 | 302808162683328 |
10 | 69449457495284 |
11 | 20146393237879 |
12 | 795792a968898 |
13 | 2c9a095601509 |
14 | 132152bc54096 |
15 | 806816aaa98e |
hex | 3f29f63e6cf4 |
69449457495284 has 12 divisors (see below), whose sum is σ = 123528953086308. Its totient is φ = 34155470899200.
The previous prime is 69449457495227. The next prime is 69449457495331. The reversal of 69449457495284 is 48259475494496.
It can be written as a sum of positive squares in 2 ways, for example, as 10157147472784 + 59292310022500 = 3187028^2 + 7700150^2 .
It is a junction number, because it is equal to n+sod(n) for n = 69449457495199 and 69449457495208.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 142314461837 + ... + 142314462324.
It is an arithmetic number, because the mean of its divisors is an integer number (10294079423859).
Almost surely, 269449457495284 is an apocalyptic number.
It is an amenable number.
69449457495284 is a deficient number, since it is larger than the sum of its proper divisors (54079495591024).
69449457495284 is a wasteful number, since it uses less digits than its factorization.
69449457495284 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 284628924226 (or 284628924224 counting only the distinct ones).
The product of its digits is 12541132800, while the sum is 80.
The spelling of 69449457495284 in words is "sixty-nine trillion, four hundred forty-nine billion, four hundred fifty-seven million, four hundred ninety-five thousand, two hundred eighty-four".
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