Base | Representation |
---|---|
bin | 100000011100100111… |
… | …0111100110011110101 |
3 | 20122212002122100221202 |
4 | 1000321032330303311 |
5 | 2120201000302031 |
6 | 52002125422245 |
7 | 5014504440035 |
oct | 1007116746365 |
9 | 218762570852 |
10 | 69679697141 |
11 | 2760741086a |
12 | 1160770a985 |
13 | 6755c8b632 |
14 | 35302798c5 |
15 | 1c2c4412cb |
hex | 10393bccf5 |
69679697141 has 4 divisors (see below), whose sum is σ = 69813439884. Its totient is φ = 69545954400.
The previous prime is 69679697119. The next prime is 69679697207. The reversal of 69679697141 is 14179697696.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 10117342225 + 59562354916 = 100585^2 + 244054^2 .
It is a cyclic number.
It is not a de Polignac number, because 69679697141 - 26 = 69679697077 is a prime.
It is a super-2 number, since 2×696796971412 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (69679657141) 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, 66870590 + ... + 66871631.
It is an arithmetic number, because the mean of its divisors is an integer number (17453359971).
Almost surely, 269679697141 is an apocalyptic number.
It is an amenable number.
69679697141 is a deficient number, since it is larger than the sum of its proper divisors (133742743).
69679697141 is a wasteful number, since it uses less digits than its factorization.
69679697141 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 133742742.
The product of its digits is 30862944, while the sum is 65.
The spelling of 69679697141 in words is "sixty-nine billion, six hundred seventy-nine million, six hundred ninety-seven thousand, one hundred forty-one".
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