Base | Representation |
---|---|
bin | 101011111110100111110100… |
… | …011010101110000011010001 |
3 | 221100211201011221220222010000 |
4 | 223332213310122232003101 |
5 | 200322440323344321331 |
6 | 1523211343442000213 |
7 | 55512042056624451 |
oct | 5376476432560321 |
9 | 840751157828100 |
10 | 193419362885841 |
11 | 566a1766a0a0a4 |
12 | 19839b75346069 |
13 | 83c04a19877b1 |
14 | 35a97933cbd61 |
15 | 17564351050e6 |
hex | afe9f46ae0d1 |
193419362885841 has 45 divisors (see below), whose sum is σ = 289919886118401. Its totient is φ = 128508238205568.
The previous prime is 193419362885677. The next prime is 193419362885849. The reversal of 193419362885841 is 148588263914391.
The square root of 193419362885841 is 13907529.
It is a perfect power (a square), and thus also a powerful number.
193419362885841 is a `hidden beast` number, since 1 + 9 + 3 + 4 + 1 + 9 + 36 + 2 + 8 + 8 + 584 + 1 = 666.
It can be written as a sum of positive squares in 4 ways, for example, as 93913949828241 + 99505413057600 = 9690921^2 + 9975240^2 .
It is not a de Polignac number, because 193419362885841 - 231 = 193417215402193 is a prime.
It is a super-2 number, since 2×1934193628858412 (a number of 29 digits) contains 22 as substring.
It is a Smith number, since the sum of its digits (72) coincides with the sum of the digits of its prime factors.
It is a self number, because there is not a number n which added to its sum of digits gives 193419362885841.
It is not an unprimeable number, because it can be changed into a prime (193419362885849) by changing a digit.
It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 39177506725 + ... + 39177511661.
Almost surely, 2193419362885841 is an apocalyptic number.
193419362885841 is the 13907529-th square number.
193419362885841 is the 6953765-th centered octagonal number.
It is an amenable number.
193419362885841 is a deficient number, since it is larger than the sum of its proper divisors (96500523232560).
193419362885841 is an frugal number, since it uses more digits than its factorization.
193419362885841 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10512 (or 5253 counting only the distinct ones).
The product of its digits is 358318080, while the sum is 72.
The spelling of 193419362885841 in words is "one hundred ninety-three trillion, four hundred nineteen billion, three hundred sixty-two million, eight hundred eighty-five thousand, eight hundred forty-one".
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