Base | Representation |
---|---|
bin | 1000111111001101000… |
… | …1100001011100111000 |
3 | 112202112202211120021211 |
4 | 2033303101201130320 |
5 | 10012210224443222 |
6 | 154533253412504 |
7 | 14104210333246 |
oct | 2176321413470 |
9 | 482482746254 |
10 | 154405312312 |
11 | 5a534856529 |
12 | 25b1203a134 |
13 | 11739152434 |
14 | 768a88d796 |
15 | 403a717277 |
hex | 23f3461738 |
154405312312 has 8 divisors (see below), whose sum is σ = 289509960600. Its totient is φ = 77202656152.
The previous prime is 154405312297. The next prime is 154405312319. The reversal of 154405312312 is 213213504451.
154405312312 is digitally balanced in base 2, because in such base 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 (8).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (154405312319) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9650332012 + ... + 9650332027.
It is an arithmetic number, because the mean of its divisors is an integer number (36188745075).
Almost surely, 2154405312312 is an apocalyptic number.
It is an amenable number.
154405312312 is a deficient number, since it is larger than the sum of its proper divisors (135104648288).
154405312312 is a wasteful number, since it uses less digits than its factorization.
154405312312 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19300664045 (or 19300664041 counting only the distinct ones).
The product of its (nonzero) digits is 14400, while the sum is 31.
Adding to 154405312312 its reverse (213213504451), we get a palindrome (367618816763).
The spelling of 154405312312 in words is "one hundred fifty-four billion, four hundred five million, three hundred twelve thousand, three hundred twelve".
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