Base | Representation |
---|---|
bin | 11001111110101101… |
… | …10011111000111001 |
3 | 1100000001100000000100 |
4 | 30333112303320321 |
5 | 212031122034301 |
6 | 10224010430013 |
7 | 1002432510432 |
oct | 147726637071 |
9 | 40001300010 |
10 | 13947846201 |
11 | 5a08217323 |
12 | 2853132309 |
13 | 141387b343 |
14 | 9645bc489 |
15 | 569780286 |
hex | 33f5b3e39 |
13947846201 has 9 divisors (see below), whose sum is σ = 20147400741. Its totient is φ = 9298327932.
The previous prime is 13947846191. The next prime is 13947846239. The reversal of 13947846201 is 10264874931.
The square root of 13947846201 is 118101.
It is a perfect power (a square), and thus also a powerful number.
13947846201 is a `hidden beast` number, since 13 + 9 + 4 + 7 + 8 + 4 + 620 + 1 = 666.
It is a tau number, because it is divible by the number of its divisors (9).
It is not a de Polignac number, because 13947846201 - 211 = 13947844153 is a prime.
It is not an unprimeable number, because it can be changed into a prime (13947846271) by changing a digit.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 334620 + ... + 373986.
Almost surely, 213947846201 is an apocalyptic number.
13947846201 is the 118101-st square number.
13947846201 is the 59051-st centered octagonal number.
It is an amenable number.
13947846201 is a deficient number, since it is larger than the sum of its proper divisors (6199554540).
13947846201 is an frugal number, since it uses more digits than its factorization.
13947846201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 78740 (or 39370 counting only the distinct ones).
The product of its (nonzero) digits is 290304, while the sum is 45.
The spelling of 13947846201 in words is "thirteen billion, nine hundred forty-seven million, eight hundred forty-six thousand, two hundred one".
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