Base | Representation |
---|---|
bin | 100000011001011… |
… | …0001100110101001 |
3 | 2210202110222021122 |
4 | 1000302301212221 |
5 | 4211241132301 |
6 | 255511145025 |
7 | 35636535254 |
oct | 10062614651 |
9 | 2722428248 |
10 | 1087052201 |
11 | 508681454 |
12 | 264075175 |
13 | 144299471 |
14 | a452c09b |
15 | 6567981b |
hex | 40cb19a9 |
1087052201 has 4 divisors (see below), whose sum is σ = 1087193472. Its totient is φ = 1086910932.
The previous prime is 1087052191. The next prime is 1087052209. The reversal of 1087052201 is 1022507801.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-1087052201 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (1087052209) 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 3 ways as a sum of consecutive naturals, for example, 58385 + ... + 74718.
It is an arithmetic number, because the mean of its divisors is an integer number (271798368).
Almost surely, 21087052201 is an apocalyptic number.
It is an amenable number.
1087052201 is a deficient number, since it is larger than the sum of its proper divisors (141271).
1087052201 is an equidigital number, since it uses as much as digits as its factorization.
1087052201 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 141270.
The product of its (nonzero) digits is 1120, while the sum is 26.
The square root of 1087052201 is about 32970.4746856942. The cubic root of 1087052201 is about 1028.2138904134.
The spelling of 1087052201 in words is "one billion, eighty-seven million, fifty-two thousand, two hundred one".
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