Base | Representation |
---|---|
bin | 1000000001110011… |
… | …1010010000110101 |
3 | 12120012010111202011 |
4 | 2000130322100311 |
5 | 13403143443300 |
6 | 553502244221 |
7 | 104255504353 |
oct | 20034722065 |
9 | 5505114664 |
10 | 2155062325 |
11 | a06527249 |
12 | 501886671 |
13 | 284629510 |
14 | 1663007d3 |
15 | c92e1eba |
hex | 8073a435 |
2155062325 has 12 divisors (see below), whose sum is σ = 2877837508. Its totient is φ = 1591430400.
The previous prime is 2155062323. The next prime is 2155062337. The reversal of 2155062325 is 5232605512.
It is a happy number.
It can be written as a sum of positive squares in 6 ways, for example, as 916515076 + 1238547249 = 30274^2 + 35193^2 .
It is not a de Polignac number, because 2155062325 - 21 = 2155062323 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2155062323) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3315156 + ... + 3315805.
Almost surely, 22155062325 is an apocalyptic number.
2155062325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
2155062325 is a deficient number, since it is larger than the sum of its proper divisors (722775183).
2155062325 is a wasteful number, since it uses less digits than its factorization.
2155062325 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6630984 (or 6630979 counting only the distinct ones).
The product of its (nonzero) digits is 18000, while the sum is 31.
The square root of 2155062325 is about 46422.6488365324. The cubic root of 2155062325 is about 1291.6750719305.
Adding to 2155062325 its reverse (5232605512), we get a palindrome (7387667837).
The spelling of 2155062325 in words is "two billion, one hundred fifty-five million, sixty-two thousand, three hundred twenty-five".
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