Base | Representation |
---|---|
bin | 110000001011… |
… | …100000010100 |
3 | 212202200011010 |
4 | 300023200110 |
5 | 11213130121 |
6 | 1130412220 |
7 | 212232156 |
oct | 60134024 |
9 | 25680133 |
10 | 12630036 |
11 | 7147151 |
12 | 4291070 |
13 | 28029c3 |
14 | 196aad6 |
15 | 1197376 |
hex | c0b814 |
12630036 has 48 divisors (see below), whose sum is σ = 31256064. Its totient is φ = 3961056.
The previous prime is 12630029. The next prime is 12630067. The reversal of 12630036 is 63003621.
It is a super-2 number, since 2×126300362 = 319035618722592, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 12629994 and 12630021.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18151 + ... + 18833.
It is an arithmetic number, because the mean of its divisors is an integer number (651168).
Almost surely, 212630036 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 12630036, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15628032).
12630036 is an abundant number, since it is smaller than the sum of its proper divisors (18626028).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12630036 is a wasteful number, since it uses less digits than its factorization.
12630036 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 780 (or 778 counting only the distinct ones).
The product of its (nonzero) digits is 648, while the sum is 21.
The square root of 12630036 is about 3553.8761936792. The cubic root of 12630036 is about 232.8814319344.
Adding to 12630036 its reverse (63003621), we get a palindrome (75633657).
The spelling of 12630036 in words is "twelve million, six hundred thirty thousand, thirty-six".
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