Base | Representation |
---|---|
bin | 11011111011000101… |
… | …000000011001000101 |
3 | 2212101111210102200111 |
4 | 123323011000121011 |
5 | 442400420303232 |
6 | 21435034313021 |
7 | 2110662320662 |
oct | 337305003105 |
9 | 85344712614 |
10 | 29982197317 |
11 | 11796194676 |
12 | 5988b88771 |
13 | 2a9a7a0b77 |
14 | 1645d32a69 |
15 | ba72ae047 |
hex | 6fb140645 |
29982197317 has 8 divisors (see below), whose sum is σ = 31018138200. Its totient is φ = 28946394624.
The previous prime is 29982197281. The next prime is 29982197347. The reversal of 29982197317 is 71379128992.
It can be written as a sum of positive squares in 4 ways, for example, as 798966756 + 29183230561 = 28266^2 + 170831^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-29982197317 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (29982197347) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 612609 + ... + 659737.
It is an arithmetic number, because the mean of its divisors is an integer number (3877267275).
Almost surely, 229982197317 is an apocalyptic number.
It is an amenable number.
29982197317 is a deficient number, since it is larger than the sum of its proper divisors (1035940883).
29982197317 is a wasteful number, since it uses less digits than its factorization.
29982197317 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 69095.
The product of its digits is 3429216, while the sum is 58.
The spelling of 29982197317 in words is "twenty-nine billion, nine hundred eighty-two million, one hundred ninety-seven thousand, three hundred seventeen".
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