Base | Representation |
---|---|
bin | 101010111011100… |
… | …1000000100101001 |
3 | 10201101120201012011 |
4 | 1111313020010221 |
5 | 10422232424340 |
6 | 354535115521 |
7 | 50461112164 |
oct | 12567100451 |
9 | 3641521164 |
10 | 1440514345 |
11 | 67a150826 |
12 | 342512ba1 |
13 | 19c59546a |
14 | d945aadb |
15 | 866e90ea |
hex | 55dc8129 |
1440514345 has 16 divisors (see below), whose sum is σ = 1740286080. Its totient is φ = 1144658304.
The previous prime is 1440514331. The next prime is 1440514349. The reversal of 1440514345 is 5434150441.
It is a cyclic number.
It is not a de Polignac number, because 1440514345 - 221 = 1438417193 is a prime.
It is not an unprimeable number, because it can be changed into a prime (1440514349) 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, 566086 + ... + 568624.
It is an arithmetic number, because the mean of its divisors is an integer number (108767880).
Almost surely, 21440514345 is an apocalyptic number.
It is an amenable number.
1440514345 is a deficient number, since it is larger than the sum of its proper divisors (299771735).
1440514345 is a wasteful number, since it uses less digits than its factorization.
1440514345 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3264.
The product of its (nonzero) digits is 19200, while the sum is 31.
The square root of 1440514345 is about 37954.1084073912. The cubic root of 1440514345 is about 1129.3776678683.
Adding to 1440514345 its reverse (5434150441), we get a palindrome (6874664786).
The spelling of 1440514345 in words is "one billion, four hundred forty million, five hundred fourteen thousand, three hundred forty-five".
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