Base | Representation |
---|---|
bin | 1011000100010110… |
… | …1111100011010101 |
3 | 21200001121010120120 |
4 | 2301011233203111 |
5 | 22041043311400 |
6 | 1210452222153 |
7 | 133424462415 |
oct | 26105574325 |
9 | 7601533516 |
10 | 2971072725 |
11 | 1295102a05 |
12 | 6ab00a959 |
13 | 3846c68ca |
14 | 202836645 |
15 | 125c7cca0 |
hex | b116f8d5 |
2971072725 has 48 divisors (see below), whose sum is σ = 5134492800. Its totient is φ = 1513093120.
The previous prime is 2971072721. The next prime is 2971072729. The reversal of 2971072725 is 5272701792.
It is an interprime number because it is at equal distance from previous prime (2971072721) and next prime (2971072729).
It is not a de Polignac number, because 2971072725 - 22 = 2971072721 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2971072721) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1394461 + ... + 1396589.
It is an arithmetic number, because the mean of its divisors is an integer number (106968600).
Almost surely, 22971072725 is an apocalyptic number.
2971072725 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
2971072725 is a deficient number, since it is larger than the sum of its proper divisors (2163420075).
2971072725 is a wasteful number, since it uses less digits than its factorization.
2971072725 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2974 (or 2969 counting only the distinct ones).
The product of its (nonzero) digits is 123480, while the sum is 42.
The square root of 2971072725 is about 54507.5474131794. The cubic root of 2971072725 is about 1437.5989960808.
The spelling of 2971072725 in words is "two billion, nine hundred seventy-one million, seventy-two thousand, seven hundred twenty-five".
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