Base | Representation |
---|---|
bin | 101110110011… |
… | …101100101110 |
3 | 212002101210121 |
4 | 232303230232 |
5 | 11120123012 |
6 | 1114555154 |
7 | 206203465 |
oct | 56635456 |
9 | 25071717 |
10 | 12270382 |
11 | 6a20a13 |
12 | 4138aba |
13 | 27080a7 |
14 | 18b59dc |
15 | 1125a07 |
hex | bb3b2e |
12270382 has 4 divisors (see below), whose sum is σ = 18405576. Its totient is φ = 6135190.
The previous prime is 12270373. The next prime is 12270397. The reversal of 12270382 is 28307221.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 28307221 = 419 ⋅67559.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3067594 + ... + 3067597.
It is an arithmetic number, because the mean of its divisors is an integer number (4601394).
Almost surely, 212270382 is an apocalyptic number.
12270382 is a deficient number, since it is larger than the sum of its proper divisors (6135194).
12270382 is an equidigital number, since it uses as much as digits as its factorization.
12270382 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6135193.
The product of its (nonzero) digits is 1344, while the sum is 25.
The square root of 12270382 is about 3502.9105041380. The cubic root of 12270382 is about 230.6495939822.
The spelling of 12270382 in words is "twelve million, two hundred seventy thousand, three hundred eighty-two".
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