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115250453 = 971188149
BaseRepresentation
bin1101101111010…
…01010100010101
322000212022220022
412313221110111
5214001003303
615234114525
72566420103
oct667512425
9260768808
10115250453
115a06840a
123271ba45
131ab53146
1411440c73
15a1b8438
hex6de9515

115250453 has 4 divisors (see below), whose sum is σ = 116438700. Its totient is φ = 114062208.

The previous prime is 115250441. The next prime is 115250477. The reversal of 115250453 is 354052511.

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 95687524 + 19562929 = 9782^2 + 4423^2 .

It is a cyclic number.

It is not a de Polignac number, because 115250453 - 26 = 115250389 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 (115250413) 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, 593978 + ... + 594171.

It is an arithmetic number, because the mean of its divisors is an integer number (29109675).

Almost surely, 2115250453 is an apocalyptic number.

It is an amenable number.

115250453 is a deficient number, since it is larger than the sum of its proper divisors (1188247).

115250453 is an equidigital number, since it uses as much as digits as its factorization.

115250453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1188246.

The product of its (nonzero) digits is 3000, while the sum is 26.

The square root of 115250453 is about 10735.4763750846. The cubic root of 115250453 is about 486.6471829213.

The spelling of 115250453 in words is "one hundred fifteen million, two hundred fifty thousand, four hundred fifty-three".

Divisors: 1 97 1188149 115250453