Base | Representation |
---|---|
bin | 10001010011110… |
… | …01100001010100 |
3 | 101010012222122120 |
4 | 20221321201110 |
5 | 244132414421 |
6 | 22224055540 |
7 | 3412122135 |
oct | 1051714124 |
9 | 333188576 |
10 | 145201236 |
11 | 74a64924 |
12 | 407645b0 |
13 | 2410b8bb |
14 | 153d9c8c |
15 | cb328c6 |
hex | 8a79854 |
145201236 has 48 divisors (see below), whose sum is σ = 349574400. Its totient is φ = 46883200.
The previous prime is 145201229. The next prime is 145201313. The reversal of 145201236 is 632102541.
It is a super-3 number, since 3×1452012363 (a number of 25 digits) contains 333 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55690 + ... + 58238.
It is an arithmetic number, because the mean of its divisors is an integer number (7282800).
Almost surely, 2145201236 is an apocalyptic number.
It is an amenable number.
145201236 is an abundant number, since it is smaller than the sum of its proper divisors (204373164).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
145201236 is a wasteful number, since it uses less digits than its factorization.
145201236 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2704 (or 2702 counting only the distinct ones).
The product of its (nonzero) digits is 1440, while the sum is 24.
The square root of 145201236 is about 12049.9475517531. The cubic root of 145201236 is about 525.6017119178.
Adding to 145201236 its reverse (632102541), we get a palindrome (777303777).
The spelling of 145201236 in words is "one hundred forty-five million, two hundred one thousand, two hundred thirty-six".
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