Base | Representation |
---|---|
bin | 110001111110… |
… | …111111000110 |
3 | 220122201000000 |
4 | 301332333012 |
5 | 11323244141 |
6 | 1144502130 |
7 | 216242205 |
oct | 61767706 |
9 | 26581000 |
10 | 13103046 |
11 | 743a570 |
12 | 447a946 |
13 | 293a0a8 |
14 | 1a5123c |
15 | 123c5b6 |
hex | c7efc6 |
13103046 has 112 divisors (see below), whose sum is σ = 34626240. Its totient is φ = 3674160.
The previous prime is 13103023. The next prime is 13103047. The reversal of 13103046 is 64030131.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13103047) by changing a digit.
It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 304701 + ... + 304743.
Almost surely, 213103046 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 13103046, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17313120).
13103046 is an abundant number, since it is smaller than the sum of its proper divisors (21523194).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13103046 is a wasteful number, since it uses less digits than its factorization.
13103046 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 93 (or 78 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
The square root of 13103046 is about 3619.8129785943. The cubic root of 13103046 is about 235.7531052948.
Adding to 13103046 its reverse (64030131), we get a palindrome (77133177).
It can be divided in two parts, 1310 and 3046, that added together give a square (4356 = 662).
The spelling of 13103046 in words is "thirteen million, one hundred three thousand, forty-six".
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