Base | Representation |
---|---|
bin | 10001010011101… |
… | …00011111011000 |
3 | 101010011221101110 |
4 | 20221310133120 |
5 | 244131240012 |
6 | 22223420320 |
7 | 3412005102 |
oct | 1051643730 |
9 | 333157343 |
10 | 145180632 |
11 | 74a503a3 |
12 | 407546a0 |
13 | 241023cc |
14 | 153d2572 |
15 | cb2b73c |
hex | 8a747d8 |
145180632 has 48 divisors (see below), whose sum is σ = 367198920. Its totient is φ = 47833600.
The previous prime is 145180613. The next prime is 145180661. The reversal of 145180632 is 236081541.
145180632 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors.
It is a self number, because there is not a number n which added to its sum of digits gives 145180632.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 244528 + ... + 245120.
Almost surely, 2145180632 is an apocalyptic number.
145180632 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
145180632 is an abundant number, since it is smaller than the sum of its proper divisors (222018288).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
145180632 is a wasteful number, since it uses less digits than its factorization.
145180632 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 804 (or 699 counting only the distinct ones).
The product of its (nonzero) digits is 5760, while the sum is 30.
The square root of 145180632 is about 12049.0925799414. The cubic root of 145180632 is about 525.5768498476.
Subtracting 145180632 from its reverse (236081541), we obtain a palindrome (90900909).
The spelling of 145180632 in words is "one hundred forty-five million, one hundred eighty thousand, six hundred thirty-two".
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