Base | Representation |
---|---|
bin | 110011011000… |
… | …011111100101 |
3 | 221100022220122 |
4 | 303120133211 |
5 | 11422012134 |
6 | 1200411325 |
7 | 222330113 |
oct | 63303745 |
9 | 27308818 |
10 | 13469669 |
11 | 766aa64 |
12 | 4616b45 |
13 | 2a37c25 |
14 | 1b08ab3 |
15 | 12b102e |
hex | cd87e5 |
13469669 has 2 divisors, whose sum is σ = 13469670. Its totient is φ = 13469668.
The previous prime is 13469657. The next prime is 13469761. The reversal of 13469669 is 96696431.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 11937025 + 1532644 = 3455^2 + 1238^2 .
It is a cyclic number.
It is not a de Polignac number, because 13469669 - 216 = 13404133 is a prime.
It is a super-2 number, since 2×134696692 = 362863965939122, which contains 22 as substring.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (13469629) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6734834 + 6734835.
It is an arithmetic number, because the mean of its divisors is an integer number (6734835).
Almost surely, 213469669 is an apocalyptic number.
It is an amenable number.
13469669 is a deficient number, since it is larger than the sum of its proper divisors (1).
13469669 is an equidigital number, since it uses as much as digits as its factorization.
13469669 is an evil number, because the sum of its binary digits is even.
The product of its digits is 209952, while the sum is 44.
The square root of 13469669 is about 3670.1047668970. The cubic root of 13469669 is about 237.9317001483.
The spelling of 13469669 in words is "thirteen million, four hundred sixty-nine thousand, six hundred sixty-nine".
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