Base | Representation |
---|---|
bin | 100000001001000011… |
… | …1010100000010000001 |
3 | 20121011100200012010211 |
4 | 1000102013110002001 |
5 | 2112324441234211 |
6 | 51413042354121 |
7 | 4662315036520 |
oct | 1002207240201 |
9 | 217140605124 |
10 | 69023383681 |
11 | 272aa99a84a |
12 | 1146395b941 |
13 | 6680006a85 |
14 | 34ab0344b7 |
15 | 1bde9ece21 |
hex | 10121d4081 |
69023383681 has 8 divisors (see below), whose sum is σ = 80220882240. Its totient is φ = 58160138928.
The previous prime is 69023383613. The next prime is 69023383757. The reversal of 69023383681 is 18638332096.
It is a happy number.
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 69023383681 - 27 = 69023383553 is a prime.
It is a super-2 number, since 2×690233836812 (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 (69023383081) 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, 83563006 + ... + 83563831.
It is an arithmetic number, because the mean of its divisors is an integer number (10027610280).
Almost surely, 269023383681 is an apocalyptic number.
It is an amenable number.
69023383681 is a deficient number, since it is larger than the sum of its proper divisors (11197498559).
69023383681 is a wasteful number, since it uses less digits than its factorization.
69023383681 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 167126903.
The product of its (nonzero) digits is 1119744, while the sum is 49.
The spelling of 69023383681 in words is "sixty-nine billion, twenty-three million, three hundred eighty-three thousand, six hundred eighty-one".
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