Base | Representation |
---|---|
bin | 110011011100… |
… | …101100000010 |
3 | 221101012110222 |
4 | 303130230002 |
5 | 11423034400 |
6 | 1201023042 |
7 | 222431156 |
oct | 63345402 |
9 | 27335428 |
10 | 13486850 |
11 | 7681963 |
12 | 4624a82 |
13 | 2a429b0 |
14 | 1b11066 |
15 | 12b6185 |
hex | cdcb02 |
13486850 has 24 divisors (see below), whose sum is σ = 27016500. Its totient is φ = 4979520.
The previous prime is 13486841. The next prime is 13486859. The reversal of 13486850 is 5868431.
It is an interprime number because it is at equal distance from previous prime (13486841) and next prime (13486859).
It can be written as a sum of positive squares in 6 ways, for example, as 259081 + 13227769 = 509^2 + 3637^2 .
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 13486850.
It is not an unprimeable number, because it can be changed into a prime (13486859) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9725 + ... + 11024.
Almost surely, 213486850 is an apocalyptic number.
13486850 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
13486850 is an abundant number, since it is smaller than the sum of its proper divisors (13529650).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13486850 is a wasteful number, since it uses less digits than its factorization.
13486850 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20774 (or 20769 counting only the distinct ones).
The product of its (nonzero) digits is 23040, while the sum is 35.
The square root of 13486850 is about 3672.4446898490. Note that the first 3 decimals coincide. The cubic root of 13486850 is about 238.0328203685.
It can be divided in two parts, 134 and 86850, that multiplied together give a triangular number (11637900 = T4824).
The spelling of 13486850 in words is "thirteen million, four hundred eighty-six thousand, eight hundred fifty".
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