Base | Representation |
---|---|
bin | 1000001111001… |
… | …10110110100101 |
3 | 11211000210111212 |
4 | 10013212312211 |
5 | 120142244023 |
6 | 10505041205 |
7 | 1466236340 |
oct | 407466645 |
9 | 154023455 |
10 | 69103013 |
11 | 36009131 |
12 | 1b186205 |
13 | 11416475 |
14 | 926b457 |
15 | 60eee78 |
hex | 41e6da5 |
69103013 has 12 divisors (see below), whose sum is σ = 81178272. Its totient is φ = 57622320.
The previous prime is 69103007. The next prime is 69103031. The reversal of 69103013 is 31030196.
It is not a de Polignac number, because 69103013 - 216 = 69037477 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 69103013.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (69103033) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5978 + ... + 13188.
It is an arithmetic number, because the mean of its divisors is an integer number (6764856).
Almost surely, 269103013 is an apocalyptic number.
It is an amenable number.
69103013 is a deficient number, since it is larger than the sum of its proper divisors (12075259).
69103013 is an equidigital number, since it uses as much as digits as its factorization.
It is an anagram of its base 11 representation: 69103013 = (36009131)11.
69103013 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7292 (or 7255 counting only the distinct ones).
The product of its (nonzero) digits is 486, while the sum is 23.
The square root of 69103013 is about 8312.8222042818. The cubic root of 69103013 is about 410.3606048166.
It can be divided in two parts, 6 and 9103013, that added together give a palindrome (9103019).
The spelling of 69103013 in words is "sixty-nine million, one hundred three thousand, thirteen".
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