Base | Representation |
---|---|
bin | 10001010011001… |
… | …10010011100100 |
3 | 101010001222200121 |
4 | 20221212103210 |
5 | 244122410112 |
6 | 22222251324 |
7 | 3411343522 |
oct | 1051462344 |
9 | 333058617 |
10 | 145122532 |
11 | 74a10785 |
12 | 40726b44 |
13 | 240b1b29 |
14 | 153b9312 |
15 | cb19407 |
hex | 8a664e4 |
145122532 has 36 divisors (see below), whose sum is σ = 276371760. Its totient is φ = 66491280.
The previous prime is 145122521. The next prime is 145122539. The reversal of 145122532 is 235221541.
It is a junction number, because it is equal to n+sod(n) for n = 145122497 and 145122506.
It is not an unprimeable number, because it can be changed into a prime (145122539) 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, 72043 + ... + 74029.
Almost surely, 2145122532 is an apocalyptic number.
It is an amenable number.
145122532 is a deficient number, since it is larger than the sum of its proper divisors (131249228).
145122532 is a wasteful number, since it uses less digits than its factorization.
145122532 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2072 (or 2039 counting only the distinct ones).
The product of its digits is 2400, while the sum is 25.
The square root of 145122532 is about 12046.6813687422. The cubic root of 145122532 is about 525.5067300966.
Subtracting 145122532 from its reverse (235221541), we obtain a palindrome (90099009).
The spelling of 145122532 in words is "one hundred forty-five million, one hundred twenty-two thousand, five hundred thirty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •