Base | Representation |
---|---|
bin | 1000111101111001101… |
… | …1001001000010100001 |
3 | 112201122101121212210001 |
4 | 2033132123021002201 |
5 | 10011001202342400 |
6 | 154434440140001 |
7 | 14062432151026 |
oct | 2173633110241 |
9 | 481571555701 |
10 | 154055512225 |
11 | 5a37535854a |
12 | 25a34a67601 |
13 | 116b1839234 |
14 | 765623554d |
15 | 4019b6ca6a |
hex | 23de6c90a1 |
154055512225 has 24 divisors (see below), whose sum is σ = 193687464320. Its totient is φ = 121533048000.
The previous prime is 154055512223. The next prime is 154055512253. The reversal of 154055512225 is 522215550451.
It is not a de Polignac number, because 154055512225 - 21 = 154055512223 is a prime.
It is not an unprimeable number, because it can be changed into a prime (154055512223) 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, 1553635 + ... + 1649815.
Almost surely, 2154055512225 is an apocalyptic number.
It is an amenable number.
154055512225 is a deficient number, since it is larger than the sum of its proper divisors (39631952095).
154055512225 is an equidigital number, since it uses as much as digits as its factorization.
154055512225 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 97081 (or 97076 counting only the distinct ones).
The product of its (nonzero) digits is 100000, while the sum is 37.
The spelling of 154055512225 in words is "one hundred fifty-four billion, fifty-five million, five hundred twelve thousand, two hundred twenty-five".
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