Base | Representation |
---|---|
bin | 10001010111101… |
… | …01110010101000 |
3 | 101011011211212212 |
4 | 20223311302220 |
5 | 244300211443 |
6 | 22243024252 |
7 | 3416342135 |
oct | 1053656250 |
9 | 334154785 |
10 | 145710248 |
11 | 752822a2 |
12 | 4096b088 |
13 | 242594a8 |
14 | 154cd58c |
15 | cbd3618 |
hex | 8af5ca8 |
145710248 has 8 divisors (see below), whose sum is σ = 273206730. Its totient is φ = 72855120.
The previous prime is 145710241. The next prime is 145710251. The reversal of 145710248 is 842017541.
It is a happy number.
145710248 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in only one way, i.e., 136936804 + 8773444 = 11702^2 + 2962^2 .
It is a tau number, because it is divible by the number of its divisors (8).
It is not an unprimeable number, because it can be changed into a prime (145710241) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9106883 + ... + 9106898.
Almost surely, 2145710248 is an apocalyptic number.
It is an amenable number.
145710248 is a deficient number, since it is larger than the sum of its proper divisors (127496482).
145710248 is a wasteful number, since it uses less digits than its factorization.
145710248 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18213787 (or 18213783 counting only the distinct ones).
The product of its (nonzero) digits is 8960, while the sum is 32.
The square root of 145710248 is about 12071.0499957543. The cubic root of 145710248 is about 526.2151721751.
Adding to 145710248 its reverse (842017541), we get a palindrome (987727789).
The spelling of 145710248 in words is "one hundred forty-five million, seven hundred ten thousand, two hundred forty-eight".
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