Base | Representation |
---|---|
bin | 110000001001101101… |
… | …1100101111100010000 |
3 | 100212220111011012202110 |
4 | 1200103123211330100 |
5 | 3143233213344004 |
6 | 115300444345320 |
7 | 10320322554333 |
oct | 1402333457420 |
9 | 325814135673 |
10 | 103405215504 |
11 | 3a943603998 |
12 | 1805a245240 |
13 | 999c140466 |
14 | 500d3c861a |
15 | 2a53172589 |
hex | 18136e5f10 |
103405215504 has 20 divisors (see below), whose sum is σ = 267130140176. Its totient is φ = 34468405152.
The previous prime is 103405215491. The next prime is 103405215509. The reversal of 103405215504 is 405512504301.
It is a super-3 number, since 3×1034052155043 (a number of 34 digits) contains 333 as substring.
It is not an unprimeable number, because it can be changed into a prime (103405215509) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1077137614 + ... + 1077137709.
Almost surely, 2103405215504 is an apocalyptic number.
It is an amenable number.
103405215504 is an abundant number, since it is smaller than the sum of its proper divisors (163724924672).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
103405215504 is a wasteful number, since it uses less digits than its factorization.
103405215504 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2154275334 (or 2154275328 counting only the distinct ones).
The product of its (nonzero) digits is 12000, while the sum is 30.
Adding to 103405215504 its reverse (405512504301), we get a palindrome (508917719805).
The spelling of 103405215504 in words is "one hundred three billion, four hundred five million, two hundred fifteen thousand, five hundred four".
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