Base | Representation |
---|---|
bin | 110100000100… |
… | …010010011100 |
3 | 221200102222110 |
4 | 310010102130 |
5 | 11443232202 |
6 | 1204314020 |
7 | 224005104 |
oct | 64042234 |
9 | 27612873 |
10 | 13649052 |
11 | 778280a |
12 | 46a2910 |
13 | 2a9b781 |
14 | 1b54204 |
15 | 12e926c |
hex | d0449c |
13649052 has 24 divisors (see below), whose sum is σ = 32876032. Its totient is φ = 4402800.
The previous prime is 13649047. The next prime is 13649057. The reversal of 13649052 is 25094631.
It is an interprime number because it is at equal distance from previous prime (13649047) and next prime (13649057).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13649057) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17974 + ... + 18717.
Almost surely, 213649052 is an apocalyptic number.
13649052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
13649052 is an abundant number, since it is smaller than the sum of its proper divisors (19226980).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13649052 is a wasteful number, since it uses less digits than its factorization.
13649052 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 36729 (or 36727 counting only the distinct ones).
The product of its (nonzero) digits is 6480, while the sum is 30.
The square root of 13649052 is about 3694.4623424796. The cubic root of 13649052 is about 238.9832682626.
The spelling of 13649052 in words is "thirteen million, six hundred forty-nine thousand, fifty-two".
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