Base | Representation |
---|---|
bin | 1011111010001111… |
… | …0001000110111001 |
3 | 22020210210211022111 |
4 | 2332203301012321 |
5 | 23021421002400 |
6 | 1245123452321 |
7 | 142140311251 |
oct | 27643610671 |
9 | 8223724274 |
10 | 3197047225 |
11 | 13a0716999 |
12 | 7528270a1 |
13 | 3bc476828 |
14 | 22485a961 |
15 | 13aa183ba |
hex | be8f11b9 |
3197047225 has 12 divisors (see below), whose sum is σ = 3966385644. Its totient is φ = 2556317120.
The previous prime is 3197047211. The next prime is 3197047229. The reversal of 3197047225 is 5227407913.
It can be written as a sum of positive squares in 6 ways, for example, as 1575454864 + 1621592361 = 39692^2 + 40269^2 .
It is not a de Polignac number, because 3197047225 - 25 = 3197047193 is a prime.
It is a super-2 number, since 2×31970472252 = 20442221917760401250, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (3197047229) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17907 + ... + 81943.
It is an arithmetic number, because the mean of its divisors is an integer number (330532137).
Almost surely, 23197047225 is an apocalyptic number.
It is an amenable number.
3197047225 is a deficient number, since it is larger than the sum of its proper divisors (769338419).
3197047225 is a wasteful number, since it uses less digits than its factorization.
3197047225 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 66044 (or 66039 counting only the distinct ones).
The product of its (nonzero) digits is 105840, while the sum is 40.
The square root of 3197047225 is about 56542.4373811388. The cubic root of 3197047225 is about 1473.1592051343.
The spelling of 3197047225 in words is "three billion, one hundred ninety-seven million, forty-seven thousand, two hundred twenty-five".
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