Base | Representation |
---|---|
bin | 100000110100010010… |
… | …1001000001010111001 |
3 | 20201220110100011111101 |
4 | 1001220211020022321 |
5 | 2123312323234433 |
6 | 52213023131401 |
7 | 5043261312310 |
oct | 1015045101271 |
9 | 221813304441 |
10 | 70474039993 |
11 | 27984838365 |
12 | 117a9743b61 |
13 | 68517105a6 |
14 | 35a7971277 |
15 | 1c7704c07d |
hex | 10689482b9 |
70474039993 has 4 divisors (see below), whose sum is σ = 80541760000. Its totient is φ = 60406319988.
The previous prime is 70474039967. The next prime is 70474040011. The reversal of 70474039993 is 39993047407.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a de Polignac number, because none of the positive numbers 2k-70474039993 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (70474039963) 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, 5033859993 + ... + 5033860006.
It is an arithmetic number, because the mean of its divisors is an integer number (20135440000).
Almost surely, 270474039993 is an apocalyptic number.
It is an amenable number.
70474039993 is a deficient number, since it is larger than the sum of its proper divisors (10067720007).
70474039993 is a wasteful number, since it uses less digits than its factorization.
70474039993 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10067720006.
The product of its (nonzero) digits is 5143824, while the sum is 55.
The spelling of 70474039993 in words is "seventy billion, four hundred seventy-four million, thirty-nine thousand, nine hundred ninety-three".
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