Base | Representation |
---|---|
bin | 1111011110101011… |
… | …1100110001110001 |
3 | 101201120210121211020 |
4 | 3313222330301301 |
5 | 32002214400340 |
6 | 1524153010053 |
7 | 204653612046 |
oct | 36752746161 |
9 | 11646717736 |
10 | 4155231345 |
11 | 18425798a1 |
12 | 97b6b3929 |
13 | 512b32795 |
14 | 2b5c011cd |
15 | 194bd99d0 |
hex | f7abcc71 |
4155231345 has 16 divisors (see below), whose sum is σ = 6651744000. Its totient is φ = 2214998784.
The previous prime is 4155231329. The next prime is 4155231403. The reversal of 4155231345 is 5431325514.
It is not a de Polignac number, because 4155231345 - 24 = 4155231329 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39304 + ... + 99273.
It is an arithmetic number, because the mean of its divisors is an integer number (415734000).
Almost surely, 24155231345 is an apocalyptic number.
It is an amenable number.
4155231345 is a deficient number, since it is larger than the sum of its proper divisors (2496512655).
4155231345 is a wasteful number, since it uses less digits than its factorization.
4155231345 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 140584.
The product of its digits is 36000, while the sum is 33.
The square root of 4155231345 is about 64461.0839576872. The cubic root of 4155231345 is about 1607.6755346885.
Adding to 4155231345 its reverse (5431325514), we get a palindrome (9586556859).
The spelling of 4155231345 in words is "four billion, one hundred fifty-five million, two hundred thirty-one thousand, three hundred forty-five".
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