Base | Representation |
---|---|
bin | 10001010110110… |
… | …01101111101001 |
3 | 101010222000022002 |
4 | 20223121233221 |
5 | 244233022434 |
6 | 22240340345 |
7 | 3415353203 |
oct | 1053315751 |
9 | 333860262 |
10 | 145595369 |
11 | 75203a57 |
12 | 409146b5 |
13 | 2421910a |
14 | 1549d773 |
15 | cbae57e |
hex | 8ad9be9 |
145595369 has 4 divisors (see below), whose sum is σ = 147646080. Its totient is φ = 143544660.
The previous prime is 145595357. The next prime is 145595413. The reversal of 145595369 is 963595541.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 145595369 - 24 = 145595353 is a prime.
It is a super-2 number, since 2×1455953692 = 42396022948492322, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (145595339) 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, 1025249 + ... + 1025390.
It is an arithmetic number, because the mean of its divisors is an integer number (36911520).
Almost surely, 2145595369 is an apocalyptic number.
It is an amenable number.
145595369 is a deficient number, since it is larger than the sum of its proper divisors (2050711).
145595369 is an equidigital number, since it uses as much as digits as its factorization.
145595369 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2050710.
The product of its digits is 729000, while the sum is 47.
The square root of 145595369 is about 12066.2906064789. The cubic root of 145595369 is about 526.0768452163.
The spelling of 145595369 in words is "one hundred forty-five million, five hundred ninety-five thousand, three hundred sixty-nine".
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