Base | Representation |
---|---|
bin | 1000010101111… |
… | …11100100111001 |
3 | 11212200220012122 |
4 | 10022333210321 |
5 | 120404200323 |
6 | 10540051025 |
7 | 1506624362 |
oct | 412774471 |
9 | 155626178 |
10 | 69990713 |
11 | 36565071 |
12 | 1b533a75 |
13 | 11667530 |
14 | 941cb69 |
15 | 6227ec8 |
hex | 42bf939 |
69990713 has 8 divisors (see below), whose sum is σ = 77128128. Its totient is φ = 63103824.
The previous prime is 69990707. The next prime is 69990719. The reversal of 69990713 is 31709996.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (69990707) and next prime (69990719).
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 69990713 - 218 = 69728569 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (69990719) 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, 62045 + ... + 63162.
It is an arithmetic number, because the mean of its divisors is an integer number (9641016).
Almost surely, 269990713 is an apocalyptic number.
It is an amenable number.
69990713 is a deficient number, since it is larger than the sum of its proper divisors (7137415).
69990713 is a wasteful number, since it uses less digits than its factorization.
69990713 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 125263.
The product of its (nonzero) digits is 91854, while the sum is 44.
The square root of 69990713 is about 8366.0452425265. The cubic root of 69990713 is about 412.1103032812.
The spelling of 69990713 in words is "sixty-nine million, nine hundred ninety thousand, seven hundred thirteen".
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