Base | Representation |
---|---|
bin | 110011011101… |
… | …100111110100 |
3 | 221101101201200 |
4 | 303131213310 |
5 | 11423200201 |
6 | 1201052500 |
7 | 222445263 |
oct | 63354764 |
9 | 27341650 |
10 | 13490676 |
11 | 7684821 |
12 | 4627130 |
13 | 2a44664 |
14 | 1b125da |
15 | 12b7386 |
hex | cdd9f4 |
13490676 has 18 divisors (see below), whose sum is σ = 34101522. Its totient is φ = 4496880.
The previous prime is 13490669. The next prime is 13490677. The reversal of 13490676 is 67609431.
It can be written as a sum of positive squares in only one way, i.e., 9180900 + 4309776 = 3030^2 + 2076^2 .
It is a tau number, because it is divible by the number of its divisors (18).
It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.
It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 374741 = 13490676 / (1 + 3 + 4 + 9 + 0 + 6 + 7 + 6).
It is a self number, because there is not a number n which added to its sum of digits gives 13490676.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13490677) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 187335 + ... + 187406.
It is an arithmetic number, because the mean of its divisors is an integer number (1894529).
Almost surely, 213490676 is an apocalyptic number.
It is an amenable number.
13490676 is an abundant number, since it is smaller than the sum of its proper divisors (20610846).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13490676 is a wasteful number, since it uses less digits than its factorization.
13490676 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 374751 (or 374746 counting only the distinct ones).
The product of its (nonzero) digits is 27216, while the sum is 36.
The square root of 13490676 is about 3672.9655593267. The cubic root of 13490676 is about 238.0553269203.
The spelling of 13490676 in words is "thirteen million, four hundred ninety thousand, six hundred seventy-six".
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