Base | Representation |
---|---|
bin | 1100000010001000… |
… | …0001101010000011 |
3 | 22100010002101010202 |
4 | 3000202001222003 |
5 | 23103404121110 |
6 | 1252305115415 |
7 | 143021531546 |
oct | 30042015203 |
9 | 8303071122 |
10 | 3230145155 |
11 | 1408372956 |
12 | 761928b6b |
13 | 3c62948c3 |
14 | 228dd485d |
15 | 13d8a50a5 |
hex | c0881a83 |
3230145155 has 16 divisors (see below), whose sum is σ = 3951638784. Its totient is φ = 2533864320.
The previous prime is 3230145151. The next prime is 3230145169. The reversal of 3230145155 is 5515410323.
It is not a de Polignac number, because 3230145155 - 22 = 3230145151 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (3230145151) 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, 724142 + ... + 728588.
It is an arithmetic number, because the mean of its divisors is an integer number (246977424).
Almost surely, 23230145155 is an apocalyptic number.
3230145155 is a deficient number, since it is larger than the sum of its proper divisors (721493629).
3230145155 is a wasteful number, since it uses less digits than its factorization.
3230145155 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7246.
The product of its (nonzero) digits is 9000, while the sum is 29.
The square root of 3230145155 is about 56834.3659681359. The cubic root of 3230145155 is about 1478.2254655390.
Adding to 3230145155 its reverse (5515410323), we get a palindrome (8745555478).
The spelling of 3230145155 in words is "three billion, two hundred thirty million, one hundred forty-five thousand, one hundred fifty-five".
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