Base | Representation |
---|---|
bin | 1000001011111011001… |
… | …1000100010001000011 |
3 | 111110000102222211020120 |
4 | 2002332303010101003 |
5 | 4301012320330311 |
6 | 144335323311323 |
7 | 13106122241361 |
oct | 2027663042103 |
9 | 443012884216 |
10 | 140640011331 |
11 | 54710690126 |
12 | 2331007b543 |
13 | 10354359621 |
14 | 6b4262c631 |
15 | 39d1ee4706 |
hex | 20becc4443 |
140640011331 has 16 divisors (see below), whose sum is σ = 198578884608. Its totient is φ = 88232144000.
The previous prime is 140640011311. The next prime is 140640011357. The reversal of 140640011331 is 133110046041.
It is a cyclic number.
It is not a de Polignac number, because 140640011331 - 25 = 140640011299 is a prime.
It is a super-3 number, since 3×1406400113313 (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is not an unprimeable number, because it can be changed into a prime (140640011311) 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, 171886 + ... + 557516.
It is an arithmetic number, because the mean of its divisors is an integer number (12411180288).
Almost surely, 2140640011331 is an apocalyptic number.
140640011331 is a deficient number, since it is larger than the sum of its proper divisors (57938873277).
140640011331 is a wasteful number, since it uses less digits than its factorization.
140640011331 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 392802.
The product of its (nonzero) digits is 864, while the sum is 24.
Adding to 140640011331 its reverse (133110046041), we get a palindrome (273750057372).
The spelling of 140640011331 in words is "one hundred forty billion, six hundred forty million, eleven thousand, three hundred thirty-one".
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