Base | Representation |
---|---|
bin | 100000010101100110… |
… | …1100010000100011100 |
3 | 20122020200222021220220 |
4 | 1000223031202010130 |
5 | 2114210234210234 |
6 | 51522523241340 |
7 | 5005620016104 |
oct | 1005315420434 |
9 | 218220867826 |
10 | 69444444444 |
11 | 274a663aa51 |
12 | 11560979250 |
13 | 671931055b |
14 | 350ad1c204 |
15 | 1c16971a49 |
hex | 102b36211c |
69444444444 has 24 divisors (see below), whose sum is σ = 162050759808. Its totient is φ = 23146187760.
The previous prime is 69444444427. The next prime is 69444444451. The reversal of 69444444444 is 44444444496.
69444444444 is a modest number, since divided by 444444 gives 69444 as remainder.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 93712 + ... + 384279.
It is an arithmetic number, because the mean of its divisors is an integer number (6752114992).
Almost surely, 269444444444 is an apocalyptic number.
It is an amenable number.
69444444444 is an abundant number, since it is smaller than the sum of its proper divisors (92606315364).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
69444444444 is a wasteful number, since it uses less digits than its factorization.
69444444444 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 490105 (or 490103 counting only the distinct ones).
The product of its digits is 14155776, while the sum is 51.
The spelling of 69444444444 in words is "sixty-nine billion, four hundred forty-four million, four hundred forty-four thousand, four hundred forty-four".
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