Base | Representation |
---|---|
bin | 1000010101000… |
… | …01101111100010 |
3 | 11212110200120202 |
4 | 10022201233202 |
5 | 120341243024 |
6 | 10533305202 |
7 | 1505605202 |
oct | 412415742 |
9 | 155420522 |
10 | 69868514 |
11 | 36491281 |
12 | 1b495202 |
13 | 11623a21 |
14 | 93ca402 |
15 | 6201bae |
hex | 42a1be2 |
69868514 has 8 divisors (see below), whose sum is σ = 104975580. Its totient is φ = 34876656.
The previous prime is 69868439. The next prime is 69868517. The reversal of 69868514 is 41586896.
It can be written as a sum of positive squares in 2 ways, for example, as 68343289 + 1525225 = 8267^2 + 1235^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (69868517) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27269 + ... + 29720.
Almost surely, 269868514 is an apocalyptic number.
69868514 is a deficient number, since it is larger than the sum of its proper divisors (35107066).
69868514 is a wasteful number, since it uses less digits than its factorization.
69868514 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 57604.
The product of its digits is 414720, while the sum is 47.
The square root of 69868514 is about 8358.7387804620. The cubic root of 69868514 is about 411.8703247597.
The spelling of 69868514 in words is "sixty-nine million, eight hundred sixty-eight thousand, five hundred fourteen".
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