Base | Representation |
---|---|
bin | 110100100010001… |
… | …001111111110001 |
3 | 2021102110012002000 |
4 | 310202021333301 |
5 | 3301112302243 |
6 | 223242444213 |
7 | 30561341064 |
oct | 6442117761 |
9 | 2242405060 |
10 | 881369073 |
11 | 4125676a2 |
12 | 207203669 |
13 | 1107a2480 |
14 | 850aa8db |
15 | 5259b5d3 |
hex | 34889ff1 |
881369073 has 32 divisors (see below), whose sum is σ = 1454678400. Its totient is φ = 523672128.
The previous prime is 881369057. The next prime is 881369107. The reversal of 881369073 is 370963188.
It is a happy number.
It is not a de Polignac number, because 881369073 - 24 = 881369057 is a prime.
It is a super-2 number, since 2×8813690732 = 1553622885681758658, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (881369003) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 33115 + ... + 53472.
It is an arithmetic number, because the mean of its divisors is an integer number (45458700).
Almost surely, 2881369073 is an apocalyptic number.
It is an amenable number.
881369073 is a deficient number, since it is larger than the sum of its proper divisors (573309327).
881369073 is a wasteful number, since it uses less digits than its factorization.
881369073 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 86638 (or 86632 counting only the distinct ones).
The product of its (nonzero) digits is 217728, while the sum is 45.
The square root of 881369073 is about 29687.8607009666. The cubic root of 881369073 is about 958.7806687351.
The spelling of 881369073 in words is "eight hundred eighty-one million, three hundred sixty-nine thousand, seventy-three".
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