Base | Representation |
---|---|
bin | 100000011110101101… |
… | …0101110111010001100 |
3 | 20200000222201210000220 |
4 | 1000331122232322030 |
5 | 2120321433113141 |
6 | 52013114151340 |
7 | 5016316215651 |
oct | 1007532567214 |
9 | 220028653026 |
10 | 69749894796 |
11 | 27642aa735a |
12 | 11627122550 |
13 | 67676990ca |
14 | 353970dc28 |
15 | 1c336aa766 |
hex | 103d6aee8c |
69749894796 has 96 divisors (see below), whose sum is σ = 173334712320. Its totient is φ = 21754220544.
The previous prime is 69749894789. The next prime is 69749894807.
69749894796 is nontrivially palindromic in base 10.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 53777220 + ... + 53778516.
It is an arithmetic number, because the mean of its divisors is an integer number (1805569920).
Almost surely, 269749894796 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 69749894796, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (86667356160).
69749894796 is an abundant number, since it is smaller than the sum of its proper divisors (103584817524).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
69749894796 is a wasteful number, since it uses less digits than its factorization.
69749894796 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2663 (or 2661 counting only the distinct ones).
The product of its digits is 1481421312, while the sum is 78.
The spelling of 69749894796 in words is "sixty-nine billion, seven hundred forty-nine million, eight hundred ninety-four thousand, seven hundred ninety-six".
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