Base | Representation |
---|---|
bin | 10111101101011100000… |
… | …00010101001110011100 |
3 | 2212212210121211112100110 |
4 | 23312232000111032130 |
5 | 101321420021011333 |
6 | 1422130421330020 |
7 | 112600143642606 |
oct | 13665600251634 |
9 | 2785717745313 |
10 | 814668141468 |
11 | 294553a22565 |
12 | 111a7a866910 |
13 | 5ba90b21a1c |
14 | 2b604482176 |
15 | 162d0e03063 |
hex | bdae01539c |
814668141468 has 12 divisors (see below), whose sum is σ = 1900892330120. Its totient is φ = 271556047152.
The previous prime is 814668141467. The next prime is 814668141487. The reversal of 814668141468 is 864141866418.
814668141468 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.
It is a tau number, because it is divible by the number of its divisors (12).
It is a super-2 number, since 2×8146681414682 (a number of 25 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (814668141467) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33944505883 + ... + 33944505906.
Almost surely, 2814668141468 is an apocalyptic number.
It is an amenable number.
814668141468 is an abundant number, since it is smaller than the sum of its proper divisors (1086224188652).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
814668141468 is a wasteful number, since it uses less digits than its factorization.
814668141468 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 67889011796 (or 67889011794 counting only the distinct ones).
The product of its digits is 7077888, while the sum is 57.
The spelling of 814668141468 in words is "eight hundred fourteen billion, six hundred sixty-eight million, one hundred forty-one thousand, four hundred sixty-eight".
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