Base | Representation |
---|---|
bin | 11111100110111111… |
… | …00010111100101010 |
3 | 1121210200010002122022 |
4 | 33303133202330222 |
5 | 234223312104421 |
6 | 11443530424442 |
7 | 1140350626442 |
oct | 176337427452 |
9 | 47720102568 |
10 | 16970034986 |
11 | 7219162503 |
12 | 3357292122 |
13 | 17a5a31328 |
14 | b6db1d122 |
15 | 694c587ab |
hex | 3f37e2f2a |
16970034986 has 4 divisors (see below), whose sum is σ = 25455052482. Its totient is φ = 8485017492.
The previous prime is 16970034971. The next prime is 16970034989. The reversal of 16970034986 is 68943007961.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 68943007961 = 167 ⋅412832383.
It can be written as a sum of positive squares in only one way, i.e., 16395522025 + 574512961 = 128045^2 + 23969^2 .
It is a super-3 number, since 3×169700349863 (a number of 32 digits) contains 333 as substring.
It is not an unprimeable number, because it can be changed into a prime (16970034989) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4242508745 + ... + 4242508748.
Almost surely, 216970034986 is an apocalyptic number.
16970034986 is a deficient number, since it is larger than the sum of its proper divisors (8485017496).
16970034986 is an equidigital number, since it uses as much as digits as its factorization.
16970034986 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8485017495.
The product of its (nonzero) digits is 1959552, while the sum is 53.
The spelling of 16970034986 in words is "sixteen billion, nine hundred seventy million, thirty-four thousand, nine hundred eighty-six".
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