Base | Representation |
---|---|
bin | 1101010011101001… |
… | …01111111101101000 |
3 | 200102212222011012111 |
4 | 12221310233331220 |
5 | 104112400112434 |
6 | 3140523452104 |
7 | 342016141222 |
oct | 65164577550 |
9 | 20385864174 |
10 | 7144144744 |
11 | 3036757760 |
12 | 1474687034 |
13 | 89b1349a9 |
14 | 4bab5d412 |
15 | 2bc2dd964 |
hex | 1a9d2ff68 |
7144144744 has 16 divisors (see below), whose sum is σ = 14613023520. Its totient is φ = 3247338480.
The previous prime is 7144144729. The next prime is 7144144801. The reversal of 7144144744 is 4474414417.
It is a junction number, because it is equal to n+sod(n) for n = 7144144697 and 7144144706.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40591644 + ... + 40591819.
It is an arithmetic number, because the mean of its divisors is an integer number (913313970).
Almost surely, 27144144744 is an apocalyptic number.
It is an amenable number.
7144144744 is an abundant number, since it is smaller than the sum of its proper divisors (7468878776).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
7144144744 is a wasteful number, since it uses less digits than its factorization.
7144144744 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 81183480 (or 81183476 counting only the distinct ones).
The product of its digits is 200704, while the sum is 40.
The square root of 7144144744 is about 84523.0426806797. The cubic root of 7144144744 is about 1925.9724995867.
The spelling of 7144144744 in words is "seven billion, one hundred forty-four million, one hundred forty-four thousand, seven hundred forty-four".
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