Base | Representation |
---|---|
bin | 110000101000… |
… | …000110110110 |
3 | 212222121212011 |
4 | 300220012312 |
5 | 11230402230 |
6 | 1133114434 |
7 | 213230551 |
oct | 60500666 |
9 | 25877764 |
10 | 12747190 |
11 | 7217175 |
12 | 4328a1a |
13 | 2844121 |
14 | 199b698 |
15 | 11bbe2a |
hex | c281b6 |
12747190 has 8 divisors (see below), whose sum is σ = 22944960. Its totient is φ = 5098872.
The previous prime is 12747181. The next prime is 12747209. The reversal of 12747190 is 9174721.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×127471902 = 324981705792200, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 637350 + ... + 637369.
It is an arithmetic number, because the mean of its divisors is an integer number (2868120).
Almost surely, 212747190 is an apocalyptic number.
12747190 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12747190 is a deficient number, since it is larger than the sum of its proper divisors (10197770).
12747190 is a wasteful number, since it uses less digits than its factorization.
12747190 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1274726.
The product of its (nonzero) digits is 3528, while the sum is 31.
The square root of 12747190 is about 3570.3207138855. The cubic root of 12747190 is about 233.5992727467.
It can be divided in two parts, 1274 and 7190, that added together give a square (8464 = 922).
The spelling of 12747190 in words is "twelve million, seven hundred forty-seven thousand, one hundred ninety".
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