Base | Representation |
---|---|
bin | 10110101000111011… |
… | …00100000110001110 |
3 | 1011101001202020222022 |
4 | 23110131210012032 |
5 | 144343020020124 |
6 | 5330024050142 |
7 | 610125105104 |
oct | 132435440616 |
9 | 34331666868 |
10 | 12154454414 |
11 | 5177966553 |
12 | 2432603952 |
13 | 11b916307b |
14 | 834345c74 |
15 | 4b20cec5e |
hex | 2d476418e |
12154454414 has 8 divisors (see below), whose sum is σ = 18232489128. Its totient is φ = 6076958040.
The previous prime is 12154454401. The next prime is 12154454441. The reversal of 12154454414 is 41445445121.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72392 + ... + 171899.
It is an arithmetic number, because the mean of its divisors is an integer number (2279061141).
Almost surely, 212154454414 is an apocalyptic number.
12154454414 is a deficient number, since it is larger than the sum of its proper divisors (6078034714).
12154454414 is a wasteful number, since it uses less digits than its factorization.
12154454414 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 269170.
The product of its digits is 51200, while the sum is 35.
Adding to 12154454414 its reverse (41445445121), we get a palindrome (53599899535).
The spelling of 12154454414 in words is "twelve billion, one hundred fifty-four million, four hundred fifty-four thousand, four hundred fourteen".
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