Base | Representation |
---|---|
bin | 10001010101111… |
… | …10010111110100 |
3 | 101010202022111121 |
4 | 20222332113310 |
5 | 244220431002 |
6 | 22234113324 |
7 | 3414405265 |
oct | 1052762764 |
9 | 333668447 |
10 | 145483252 |
11 | 751377a2 |
12 | 4087b844 |
13 | 241aa085 |
14 | 1547096c |
15 | cb8b237 |
hex | 8abe5f4 |
145483252 has 12 divisors (see below), whose sum is σ = 260805636. Its totient is φ = 70967360.
The previous prime is 145483249. The next prime is 145483253. The reversal of 145483252 is 252384541.
It can be written as a sum of positive squares in 2 ways, for example, as 20848356 + 124634896 = 4566^2 + 11164^2 .
It is a super-2 number, since 2×1454832522 = 42330753224991008, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (145483253) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 443383 + ... + 443710.
It is an arithmetic number, because the mean of its divisors is an integer number (21733803).
Almost surely, 2145483252 is an apocalyptic number.
It is an amenable number.
145483252 is a deficient number, since it is larger than the sum of its proper divisors (115322384).
145483252 is a wasteful number, since it uses less digits than its factorization.
145483252 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 887138 (or 887136 counting only the distinct ones).
The product of its digits is 38400, while the sum is 34.
The square root of 145483252 is about 12061.6438349008. The cubic root of 145483252 is about 525.9417738321.
The spelling of 145483252 in words is "one hundred forty-five million, four hundred eighty-three thousand, two hundred fifty-two".
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