Base | Representation |
---|---|
bin | 1100100000000001101001… |
… | …11001011111100100000001 |
3 | 10121022220002020122012112101 |
4 | 12100000310321133210001 |
5 | 12100333303103243441 |
6 | 134244042513030401 |
7 | 5534664033213253 |
oct | 620006471374401 |
9 | 117286066565471 |
10 | 27488678181121 |
11 | 8838979228773 |
12 | 30bb5a6855401 |
13 | 124522c265701 |
14 | 6b065db93cd3 |
15 | 32a09c25a231 |
hex | 190034e5f901 |
27488678181121 has 8 divisors (see below), whose sum is σ = 27762265949184. Its totient is φ = 27215399380560.
The previous prime is 27488678181103. The next prime is 27488678181193. The reversal of 27488678181121 is 12118187688472.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 27488678181121 - 29 = 27488678180609 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (27488678181521) 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, 77063050 + ... + 77418931.
It is an arithmetic number, because the mean of its divisors is an integer number (3470283243648).
Almost surely, 227488678181121 is an apocalyptic number.
It is an amenable number.
27488678181121 is a deficient number, since it is larger than the sum of its proper divisors (273587768063).
27488678181121 is a wasteful number, since it uses less digits than its factorization.
27488678181121 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 154483751.
The product of its digits is 19267584, while the sum is 64.
The spelling of 27488678181121 in words is "twenty-seven trillion, four hundred eighty-eight billion, six hundred seventy-eight million, one hundred eighty-one thousand, one hundred twenty-one".
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