Base | Representation |
---|---|
bin | 10001010011110… |
… | …01100011111110 |
3 | 101010012222212212 |
4 | 20221321203332 |
5 | 244132421111 |
6 | 22224100422 |
7 | 3412122500 |
oct | 1051714376 |
9 | 333188785 |
10 | 145201406 |
11 | 74a64a69 |
12 | 40764712 |
13 | 2410b9bc |
14 | 153d9d70 |
15 | cb3298b |
hex | 8a798fe |
145201406 has 24 divisors (see below), whose sum is σ = 254489040. Its totient is φ = 61952352.
The previous prime is 145201393. The next prime is 145201409. The reversal of 145201406 is 604102541.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (145201409) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19655 + ... + 26013.
It is an arithmetic number, because the mean of its divisors is an integer number (10603710).
Almost surely, 2145201406 is an apocalyptic number.
145201406 is a deficient number, since it is larger than the sum of its proper divisors (109287634).
145201406 is a wasteful number, since it uses less digits than its factorization.
145201406 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6608 (or 6601 counting only the distinct ones).
The product of its (nonzero) digits is 960, while the sum is 23.
The square root of 145201406 is about 12049.9546057236. The cubic root of 145201406 is about 525.6019170406.
Adding to 145201406 its reverse (604102541), we get a palindrome (749303947).
The spelling of 145201406 in words is "one hundred forty-five million, two hundred one thousand, four hundred six".
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