Base | Representation |
---|---|
bin | 100001000000001110… |
… | …0011001111010001101 |
3 | 20202221100200220011001 |
4 | 1002000130121322031 |
5 | 2130122322002131 |
6 | 52320444300301 |
7 | 5056222341601 |
oct | 1020034317215 |
9 | 222840626131 |
10 | 70874406541 |
11 | 2806a833704 |
12 | 1189b841691 |
13 | 68b664c983 |
14 | 3604bcd501 |
15 | 1c9c284261 |
hex | 1080719e8d |
70874406541 has 4 divisors (see below), whose sum is σ = 71013649500. Its totient is φ = 70735163584.
The previous prime is 70874406527. The next prime is 70874406593. The reversal of 70874406541 is 14560447807.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 14560447807 = 18269 ⋅797003.
It can be written as a sum of positive squares in 2 ways, for example, as 21681384516 + 49193022025 = 147246^2 + 221795^2 .
It is a cyclic number.
It is not a de Polignac number, because 70874406541 - 211 = 70874404493 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 70874406491 and 70874406500.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (70874404541) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69620716 + ... + 69621733.
It is an arithmetic number, because the mean of its divisors is an integer number (17753412375).
Almost surely, 270874406541 is an apocalyptic number.
It is an amenable number.
70874406541 is a deficient number, since it is larger than the sum of its proper divisors (139242959).
70874406541 is a wasteful number, since it uses less digits than its factorization.
70874406541 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 139242958.
The product of its (nonzero) digits is 752640, while the sum is 46.
The spelling of 70874406541 in words is "seventy billion, eight hundred seventy-four million, four hundred six thousand, five hundred forty-one".
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