Base | Representation |
---|---|
bin | 110000010110… |
… | …111000001100 |
3 | 212212001001110 |
4 | 300112320030 |
5 | 11221122440 |
6 | 1131412020 |
7 | 212515035 |
oct | 60267014 |
9 | 25761043 |
10 | 12676620 |
11 | 7179150 |
12 | 42b4010 |
13 | 281ac78 |
14 | 197da8c |
15 | 11a6080 |
hex | c16e0c |
12676620 has 48 divisors (see below), whose sum is σ = 38723328. Its totient is φ = 3072960.
The previous prime is 12676619. The next prime is 12676621. The reversal of 12676620 is 2667621.
It is an interprime number because it is at equal distance from previous prime (12676619) and next prime (12676621).
It is a Harshad number since it is a multiple of its sum of digits (30).
It is not an unprimeable number, because it can be changed into a prime (12676621) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8944 + ... + 10263.
It is an arithmetic number, because the mean of its divisors is an integer number (806736).
Almost surely, 212676620 is an apocalyptic number.
12676620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12676620 is an abundant number, since it is smaller than the sum of its proper divisors (26046708).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12676620 is a wasteful number, since it uses less digits than its factorization.
12676620 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19230 (or 19228 counting only the distinct ones).
The product of its (nonzero) digits is 6048, while the sum is 30.
The square root of 12676620 is about 3560.4241320382. The cubic root of 12676620 is about 233.1673967603.
It can be divided in two parts, 1267 and 6620, that added together give a palindrome (7887).
The spelling of 12676620 in words is "twelve million, six hundred seventy-six thousand, six hundred twenty".
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