Base | Representation |
---|---|
bin | 10001011000101… |
… | …11101110010000 |
3 | 101011102220112102 |
4 | 20230113232100 |
5 | 244314133412 |
6 | 22250015532 |
7 | 3420461264 |
oct | 1054275620 |
9 | 334386472 |
10 | 145849232 |
11 | 75367761 |
12 | 40a175a8 |
13 | 242a7829 |
14 | 155280a4 |
15 | cc0e8c2 |
hex | 8b17b90 |
145849232 has 20 divisors (see below), whose sum is σ = 284387676. Its totient is φ = 72458880.
The previous prime is 145849229. The next prime is 145849271. The reversal of 145849232 is 232948541.
It can be written as a sum of positive squares in 2 ways, for example, as 36772096 + 109077136 = 6064^2 + 10444^2 .
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26519 + ... + 31542.
Almost surely, 2145849232 is an apocalyptic number.
It is an amenable number.
145849232 is a deficient number, since it is larger than the sum of its proper divisors (138538444).
145849232 is a wasteful number, since it uses less digits than its factorization.
145849232 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 58226 (or 58220 counting only the distinct ones).
The product of its digits is 69120, while the sum is 38.
The square root of 145849232 is about 12076.8055378896. The cubic root of 145849232 is about 526.3824270517.
The spelling of 145849232 in words is "one hundred forty-five million, eight hundred forty-nine thousand, two hundred thirty-two".
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