Base | Representation |
---|---|
bin | 1000000010110001… |
… | …0100010110001101 |
3 | 12120110201201012202 |
4 | 2000230110112031 |
5 | 13410212220300 |
6 | 554125011245 |
7 | 104335026023 |
oct | 20054242615 |
9 | 5513651182 |
10 | 2159101325 |
11 | a08835867 |
12 | 5030b3b25 |
13 | 285411a64 |
14 | 166a72713 |
15 | c983dad5 |
hex | 80b1458d |
2159101325 has 6 divisors (see below), whose sum is σ = 2677285674. Its totient is φ = 1727281040.
The previous prime is 2159101313. The next prime is 2159101339. The reversal of 2159101325 is 5231019512.
It can be written as a sum of positive squares in 3 ways, for example, as 193154404 + 1965946921 = 13898^2 + 44339^2 .
It is not a de Polignac number, because 2159101325 - 26 = 2159101261 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 43182002 + ... + 43182051.
It is an arithmetic number, because the mean of its divisors is an integer number (446214279).
Almost surely, 22159101325 is an apocalyptic number.
2159101325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
2159101325 is a deficient number, since it is larger than the sum of its proper divisors (518184349).
2159101325 is an equidigital number, since it uses as much as digits as its factorization.
2159101325 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 86364063 (or 86364058 counting only the distinct ones).
The product of its (nonzero) digits is 2700, while the sum is 29.
The square root of 2159101325 is about 46466.1309450227. The cubic root of 2159101325 is about 1292.4815172442.
The spelling of 2159101325 in words is "two billion, one hundred fifty-nine million, one hundred one thousand, three hundred twenty-five".
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