Base | Representation |
---|---|
bin | 111000010000… |
… | …100101000011 |
3 | 1000202021102011 |
4 | 320100211003 |
5 | 12233413341 |
6 | 1244033351 |
7 | 236233000 |
oct | 70204503 |
9 | 30667364 |
10 | 14747971 |
11 | 8363407 |
12 | 4b32857 |
13 | 3094a14 |
14 | 1d5c8a7 |
15 | 1464b81 |
hex | e10943 |
14747971 has 32 divisors (see below), whose sum is σ = 18944000. Its totient is φ = 11430720.
The previous prime is 14747951. The next prime is 14747981. The reversal of 14747971 is 17974741.
It is a happy number.
It is not a de Polignac number, because 14747971 - 213 = 14739779 is a prime.
It is a Duffinian number.
Its product of digits (49392) is a multiple of the sum of its prime factors (144).
It is not an unprimeable number, because it can be changed into a prime (14747951) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 201991 + ... + 202063.
It is an arithmetic number, because the mean of its divisors is an integer number (592000).
Almost surely, 214747971 is an apocalyptic number.
14747971 is a deficient number, since it is larger than the sum of its proper divisors (4196029).
14747971 is an equidigital number, since it uses as much as digits as its factorization.
14747971 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 144 (or 130 counting only the distinct ones).
The product of its digits is 49392, while the sum is 40.
The square root of 14747971 is about 3840.3087115491. The cubic root of 14747971 is about 245.2321608883.
The spelling of 14747971 in words is "fourteen million, seven hundred forty-seven thousand, nine hundred seventy-one".
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