Base | Representation |
---|---|
bin | 1101101110000… |
… | …01101101000101 |
3 | 22000120002022211 |
4 | 12313001231011 |
5 | 213430310242 |
6 | 15230423421 |
7 | 2565143050 |
oct | 667015505 |
9 | 260502284 |
10 | 115088197 |
11 | 59a67514 |
12 | 32661b71 |
13 | 1aac7333 |
14 | 113dba97 |
15 | a185317 |
hex | 6dc1b45 |
115088197 has 4 divisors (see below), whose sum is σ = 131529376. Its totient is φ = 98647020.
The previous prime is 115088191. The next prime is 115088209. The reversal of 115088197 is 791880511.
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 not a de Polignac number, because 115088197 - 211 = 115086149 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (115088191) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8220579 + ... + 8220592.
It is an arithmetic number, because the mean of its divisors is an integer number (32882344).
Almost surely, 2115088197 is an apocalyptic number.
It is an amenable number.
115088197 is a deficient number, since it is larger than the sum of its proper divisors (16441179).
115088197 is an equidigital number, since it uses as much as digits as its factorization.
115088197 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16441178.
The product of its (nonzero) digits is 20160, while the sum is 40.
The square root of 115088197 is about 10727.9167129504. The cubic root of 115088197 is about 486.4186993371.
The spelling of 115088197 in words is "one hundred fifteen million, eighty-eight thousand, one hundred ninety-seven".
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