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158827000097 = 1289691231513
BaseRepresentation
bin1001001111101011010…
…0111011000100100001
3120011221221000120122002
42103322310323010201
510100234203000342
6200544125453345
714321611140263
oct2237264730441
9504857016562
10158827000097
11613a3778a57
1226946a11255
1311c92239b3c
147989c11b33
1541e89d6d32
hex24fad3b121

158827000097 has 4 divisors (see below), whose sum is σ = 158828360580. Its totient is φ = 158825639616.

The previous prime is 158827000091. The next prime is 158827000099. The reversal of 158827000097 is 790000728851.

158827000097 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 101419319296 + 57407680801 = 318464^2 + 239599^2 .

It is a cyclic number.

It is not a de Polignac number, because 158827000097 - 24 = 158827000081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (158827000091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 486788 + ... + 744725.

It is an arithmetic number, because the mean of its divisors is an integer number (39707090145).

Almost surely, 2158827000097 is an apocalyptic number.

It is an amenable number.

158827000097 is a deficient number, since it is larger than the sum of its proper divisors (1360483).

158827000097 is a wasteful number, since it uses less digits than its factorization.

158827000097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1360482.

The product of its (nonzero) digits is 282240, while the sum is 47.

The spelling of 158827000097 in words is "one hundred fifty-eight billion, eight hundred twenty-seven million, ninety-seven", and thus it is an aban number.

Divisors: 1 128969 1231513 158827000097