Base | Representation |
---|---|
bin | 111110100001010000… |
… | …001000001100101111 |
3 | 20102021101200200110021 |
4 | 332201100020030233 |
5 | 2044440221302403 |
6 | 50501122023011 |
7 | 4564353321043 |
oct | 764120101457 |
9 | 212241620407 |
10 | 67129869103 |
11 | 26519074270 |
12 | 110157a7a67 |
13 | 643a93414b |
14 | 336b778023 |
15 | 1b2d6718bd |
hex | fa140832f |
67129869103 has 16 divisors (see below), whose sum is σ = 76524595200. Its totient is φ = 58291310880.
The previous prime is 67129869091. The next prime is 67129869109. The reversal of 67129869103 is 30196892176.
It is a happy number.
It is not a de Polignac number, because 67129869103 - 25 = 67129869071 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (67129869109) 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, 7743 + ... + 366496.
It is an arithmetic number, because the mean of its divisors is an integer number (4782787200).
Almost surely, 267129869103 is an apocalyptic number.
67129869103 is a deficient number, since it is larger than the sum of its proper divisors (9394726097).
67129869103 is a wasteful number, since it uses less digits than its factorization.
67129869103 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 374982.
The product of its (nonzero) digits is 979776, while the sum is 52.
The spelling of 67129869103 in words is "sixty-seven billion, one hundred twenty-nine million, eight hundred sixty-nine thousand, one hundred three".
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