Base | Representation |
---|---|
bin | 100011001000110110100111… |
… | …010100110101011100011010 |
3 | 202021011212211002111000111002 |
4 | 203020312213110311130122 |
5 | 130223440433014043414 |
6 | 1304402412503305002 |
7 | 44360101620105614 |
oct | 4310664724653432 |
9 | 667155732430432 |
10 | 154540025534234 |
11 | 4527206962263a |
12 | 153baa85a4b162 |
13 | 68300a5c35082 |
14 | 2a23ac46b5db4 |
15 | 12cee19d9a4de |
hex | 8c8da753571a |
154540025534234 has 8 divisors (see below), whose sum is σ = 231810180425460. Its totient is φ = 77269965392416.
The previous prime is 154540025534231. The next prime is 154540025534249. The reversal of 154540025534234 is 432435520045451.
154540025534234 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 133937731483609 + 20602294050625 = 11573147^2 + 4538975^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (154540025534231) 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, 19458779 + ... + 26224494.
Almost surely, 2154540025534234 is an apocalyptic number.
154540025534234 is a deficient number, since it is larger than the sum of its proper divisors (77270154891226).
154540025534234 is a wasteful number, since it uses less digits than its factorization.
154540025534234 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 47374704.
The product of its (nonzero) digits is 5760000, while the sum is 47.
Adding to 154540025534234 its reverse (432435520045451), we get a palindrome (586975545579685).
The spelling of 154540025534234 in words is "one hundred fifty-four trillion, five hundred forty billion, twenty-five million, five hundred thirty-four thousand, two hundred thirty-four".
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