Base | Representation |
---|---|
bin | 100000011001011… |
… | …0101000100111001 |
3 | 2210202111200210110 |
4 | 1000302311010321 |
5 | 4211242111200 |
6 | 255511334533 |
7 | 35636624604 |
oct | 10062650471 |
9 | 2722450713 |
10 | 1087066425 |
11 | 508691105 |
12 | 264081449 |
13 | 1442a2a93 |
14 | a453333b |
15 | 6567db50 |
hex | 40cb5139 |
1087066425 has 24 divisors (see below), whose sum is σ = 1798252960. Its totient is φ = 579456000.
The previous prime is 1087066423. The next prime is 1087066439. The reversal of 1087066425 is 5246607801.
It is not a de Polignac number, because 1087066425 - 21 = 1087066423 is a prime.
It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.
It is not an unprimeable number, because it can be changed into a prime (1087066423) 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 23 ways as a sum of consecutive naturals, for example, 224025 + ... + 228825.
Almost surely, 21087066425 is an apocalyptic number.
1087066425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
1087066425 is a deficient number, since it is larger than the sum of its proper divisors (711186535).
1087066425 is a wasteful number, since it uses less digits than its factorization.
1087066425 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7833 (or 7828 counting only the distinct ones).
The product of its (nonzero) digits is 80640, while the sum is 39.
The square root of 1087066425 is about 32970.6903931355. The cubic root of 1087066425 is about 1028.2183750955.
The spelling of 1087066425 in words is "one billion, eighty-seven million, sixty-six thousand, four hundred twenty-five".
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