Base | Representation |
---|---|
bin | 100000001110110000… |
… | …0000110000001001001 |
3 | 20121122200011022101220 |
4 | 1000131200012001021 |
5 | 2113222343214012 |
6 | 51444025232253 |
7 | 5000124640641 |
oct | 1003540060111 |
9 | 217580138356 |
10 | 69214429257 |
11 | 27398817156 |
12 | 114b7932689 |
13 | 66b07773ac |
14 | 34c8565521 |
15 | 1c0168908c |
hex | 101d806049 |
69214429257 has 8 divisors (see below), whose sum is σ = 94249435776. Its totient is φ = 45161187792.
The previous prime is 69214429199. The next prime is 69214429283. The reversal of 69214429257 is 75292441296.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 69214429257 - 210 = 69214428233 is a prime.
It is a super-3 number, since 3×692144292573 (a number of 33 digits) contains 333 as substring.
It is not an unprimeable number, because it can be changed into a prime (69214421257) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 245441098 + ... + 245441379.
It is an arithmetic number, because the mean of its divisors is an integer number (11781179472).
Almost surely, 269214429257 is an apocalyptic number.
It is an amenable number.
69214429257 is a deficient number, since it is larger than the sum of its proper divisors (25035006519).
69214429257 is a wasteful number, since it uses less digits than its factorization.
69214429257 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 490882527.
The product of its digits is 2177280, while the sum is 51.
The spelling of 69214429257 in words is "sixty-nine billion, two hundred fourteen million, four hundred twenty-nine thousand, two hundred fifty-seven".
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