Base | Representation |
---|---|
bin | 1011100110101110… |
… | …1001000101001101 |
3 | 22001002211211220022 |
4 | 2321223221011031 |
5 | 22334444203141 |
6 | 1233042031525 |
7 | 140124656600 |
oct | 27153510515 |
9 | 8032754808 |
10 | 3115225421 |
11 | 1359510a70 |
12 | 72b3485a5 |
13 | 3a8529169 |
14 | 217a3c337 |
15 | 133754b4b |
hex | b9ae914d |
3115225421 has 24 divisors (see below), whose sum is σ = 3991725504. Its totient is φ = 2403838080.
The previous prime is 3115225417. The next prime is 3115225423. The reversal of 3115225421 is 1245225113.
It is not a de Polignac number, because 3115225421 - 22 = 3115225417 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3115225423) 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 23 ways as a sum of consecutive naturals, for example, 27461 + ... + 83573.
It is an arithmetic number, because the mean of its divisors is an integer number (166321896).
Almost surely, 23115225421 is an apocalyptic number.
It is an amenable number.
3115225421 is a deficient number, since it is larger than the sum of its proper divisors (876500083).
3115225421 is a wasteful number, since it uses less digits than its factorization.
3115225421 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 56241 (or 56234 counting only the distinct ones).
The product of its digits is 2400, while the sum is 26.
The square root of 3115225421 is about 55814.2044734134. The cubic root of 3115225421 is about 1460.4829547871.
The spelling of 3115225421 in words is "three billion, one hundred fifteen million, two hundred twenty-five thousand, four hundred twenty-one".
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