Base | Representation |
---|---|
bin | 10001010011011… |
… | …01010111000001 |
3 | 101010010110022201 |
4 | 20221231113001 |
5 | 244124321200 |
6 | 22223033201 |
7 | 3411523666 |
oct | 1051552701 |
9 | 333113281 |
10 | 145151425 |
11 | 74a30461 |
12 | 4073b801 |
13 | 240c2023 |
14 | 153c5a6d |
15 | cb22c6a |
hex | 8a6d5c1 |
145151425 has 12 divisors (see below), whose sum is σ = 180207216. Its totient is φ = 115979600.
The previous prime is 145151353. The next prime is 145151429. The reversal of 145151425 is 524151541.
It is not a de Polignac number, because 145151425 - 211 = 145149377 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 145151393 and 145151402.
It is not an unprimeable number, because it can be changed into a prime (145151429) by changing a digit.
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 11 ways as a sum of consecutive naturals, for example, 20610 + ... + 26740.
It is an arithmetic number, because the mean of its divisors is an integer number (15017268).
Almost surely, 2145151425 is an apocalyptic number.
It is an amenable number.
145151425 is a deficient number, since it is larger than the sum of its proper divisors (35055791).
145151425 is an equidigital number, since it uses as much as digits as its factorization.
145151425 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7088 (or 7083 counting only the distinct ones).
The product of its digits is 4000, while the sum is 28.
The square root of 145151425 is about 12047.8805189959. The cubic root of 145151425 is about 525.5416028307.
The spelling of 145151425 in words is "one hundred forty-five million, one hundred fifty-one thousand, four hundred twenty-five".
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