Base | Representation |
---|---|
bin | 100000010010100001… |
… | …0110110010110111011 |
3 | 20121222111021210022011 |
4 | 1000211002312112323 |
5 | 2114002242340132 |
6 | 51504345510351 |
7 | 5003222416330 |
oct | 1004502662673 |
9 | 217874253264 |
10 | 69340980667 |
11 | 274531a30a2 |
12 | 115321a23b7 |
13 | 6700a5629a |
14 | 34db2a8987 |
15 | 1c0c835b47 |
hex | 10250b65bb |
69340980667 has 8 divisors (see below), whose sum is σ = 79391714816. Its totient is φ = 59326466472.
The previous prime is 69340980659. The next prime is 69340980673. The reversal of 69340980667 is 76608904396.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 69340980667 - 23 = 69340980659 is a prime.
It is a super-2 number, since 2×693409806672 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (69340980647) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9050883 + ... + 9058540.
It is an arithmetic number, because the mean of its divisors is an integer number (9923964352).
Almost surely, 269340980667 is an apocalyptic number.
69340980667 is a deficient number, since it is larger than the sum of its proper divisors (10050734149).
69340980667 is a wasteful number, since it uses less digits than its factorization.
69340980667 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18109977.
The product of its (nonzero) digits is 11757312, while the sum is 58.
The spelling of 69340980667 in words is "sixty-nine billion, three hundred forty million, nine hundred eighty thousand, six hundred sixty-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.450 sec. • engine limits •