Base | Representation |
---|---|
bin | 100001000000011011… |
… | …1011111100010011010 |
3 | 20202221212001122210212 |
4 | 1002000313133202122 |
5 | 2130131131214412 |
6 | 52321300411122 |
7 | 5056336605212 |
oct | 1020067374232 |
9 | 222855048725 |
10 | 70881507482 |
11 | 28073843755 |
12 | 118a20a6aa2 |
13 | 68b7c67b06 |
14 | 3605b1b242 |
15 | 1c9cbd8222 |
hex | 1080ddf89a |
70881507482 has 4 divisors (see below), whose sum is σ = 106322261226. Its totient is φ = 35440753740.
The previous prime is 70881507481. The next prime is 70881507509. The reversal of 70881507482 is 28470518807.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 28470518807 = 1523 ⋅18693709.
It can be written as a sum of positive squares in only one way, i.e., 38761340641 + 32120166841 = 196879^2 + 179221^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 70881507482.
It is not an unprimeable number, because it can be changed into a prime (70881507481) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17720376869 + ... + 17720376872.
Almost surely, 270881507482 is an apocalyptic number.
70881507482 is a deficient number, since it is larger than the sum of its proper divisors (35440753744).
70881507482 is a wasteful number, since it uses less digits than its factorization.
70881507482 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 35440753743.
The product of its (nonzero) digits is 1003520, while the sum is 50.
The spelling of 70881507482 in words is "seventy billion, eight hundred eighty-one million, five hundred seven thousand, four hundred eighty-two".
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