Base | Representation |
---|---|
bin | 10100100111001… |
… | …110011101001001 |
3 | 220002201211122210 |
4 | 110213032131021 |
5 | 1202012432040 |
6 | 54152135333 |
7 | 11366324256 |
oct | 2447163511 |
9 | 802654583 |
10 | 345827145 |
11 | 168235064 |
12 | 97997549 |
13 | 56854a61 |
14 | 33d0242d |
15 | 20562480 |
hex | 149ce749 |
345827145 has 16 divisors (see below), whose sum is σ = 555003072. Its totient is φ = 183881280.
The previous prime is 345827137. The next prime is 345827147. The reversal of 345827145 is 541728543.
It is not a de Polignac number, because 345827145 - 23 = 345827137 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (345827147) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29862 + ... + 39791.
It is an arithmetic number, because the mean of its divisors is an integer number (34687692).
Almost surely, 2345827145 is an apocalyptic number.
It is an amenable number.
345827145 is a deficient number, since it is larger than the sum of its proper divisors (209175927).
345827145 is a wasteful number, since it uses less digits than its factorization.
345827145 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 69992.
The product of its digits is 134400, while the sum is 39.
The square root of 345827145 is about 18596.4282860984. The cubic root of 345827145 is about 701.9179679472.
It can be divided in two parts, 3458 and 27145, that added together give a palindrome (30603).
The spelling of 345827145 in words is "three hundred forty-five million, eight hundred twenty-seven thousand, one hundred forty-five".
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