Base | Representation |
---|---|
bin | 1000111101110001001… |
… | …1101110100101101001 |
3 | 112201112220211101222022 |
4 | 2033130103232211221 |
5 | 10010413110430231 |
6 | 154431131234225 |
7 | 14061521343656 |
oct | 2173423564551 |
9 | 481486741868 |
10 | 154020014441 |
11 | 5a357312537 |
12 | 25a24ba8975 |
13 | 116a738aa27 |
14 | 7651634c2d |
15 | 40169a9c7b |
hex | 23dc4ee969 |
154020014441 has 24 divisors (see below), whose sum is σ = 165783320640. Its totient is φ = 142816208832.
The previous prime is 154020014429. The next prime is 154020014471. The reversal of 154020014441 is 144410020451.
It is not a de Polignac number, because 154020014441 - 218 = 154019752297 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 154020014441.
It is not an unprimeable number, because it can be changed into a prime (154020014471) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8713070 + ... + 8730728.
It is an arithmetic number, because the mean of its divisors is an integer number (6907638360).
Almost surely, 2154020014441 is an apocalyptic number.
It is an amenable number.
154020014441 is a deficient number, since it is larger than the sum of its proper divisors (11763306199).
154020014441 is a wasteful number, since it uses less digits than its factorization.
154020014441 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18033 (or 17996 counting only the distinct ones).
The product of its (nonzero) digits is 2560, while the sum is 26.
Adding to 154020014441 its reverse (144410020451), we get a palindrome (298430034892).
The spelling of 154020014441 in words is "one hundred fifty-four billion, twenty million, fourteen thousand, four hundred forty-one".
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