Base | Representation |
---|---|
bin | 1100010111010100110010… |
… | …00101110010000010100000 |
3 | 10120021022101201220211000202 |
4 | 12023222121011302002200 |
5 | 12030434012110212113 |
6 | 133454440405404332 |
7 | 5504251252501625 |
oct | 613523105620240 |
9 | 116238351824022 |
10 | 27189711413408 |
11 | 8733101293155 |
12 | 307166b4096a8 |
13 | 1222c9550b26b |
14 | 69ddbbd7034c |
15 | 322400644258 |
hex | 18ba991720a0 |
27189711413408 has 48 divisors (see below), whose sum is σ = 56679735052584. Its totient is φ = 12794891427840.
The previous prime is 27189711413401. The next prime is 27189711413429. The reversal of 27189711413408 is 80431411798172.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 25906593381904 + 1283118031504 = 5089852^2 + 1132748^2 .
It is a super-2 number, since 2×271897114134082 (a number of 28 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (27189711413401) 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, 26909018 + ... + 27901158.
Almost surely, 227189711413408 is an apocalyptic number.
It is an amenable number.
27189711413408 is an abundant number, since it is smaller than the sum of its proper divisors (29490023639176).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
27189711413408 is a wasteful number, since it uses less digits than its factorization.
27189711413408 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1042545 (or 1042537 counting only the distinct ones).
The product of its (nonzero) digits is 2709504, while the sum is 56.
The spelling of 27189711413408 in words is "twenty-seven trillion, one hundred eighty-nine billion, seven hundred eleven million, four hundred thirteen thousand, four hundred eight".
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