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115351441 = 443260387
BaseRepresentation
bin1101110000000…
…01111110010001
322001001110102121
412320001332101
5214012221231
615240214241
72600320402
oct670017621
9261043377
10115351441
115a127277
123276a381
131ab8a0ba
14114699a9
15a1d8311
hex6e01f91

115351441 has 4 divisors (see below), whose sum is σ = 115612272. Its totient is φ = 115090612.

The previous prime is 115351391. The next prime is 115351469. The reversal of 115351441 is 144153511.

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, and also an emirpimes, since its reverse is a distinct semiprime: 144153511 = 239960089.

It is a cyclic number.

It is not a de Polignac number, because 115351441 - 215 = 115318673 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (115351471) 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, 129751 + ... + 130636.

It is an arithmetic number, because the mean of its divisors is an integer number (28903068).

Almost surely, 2115351441 is an apocalyptic number.

It is an amenable number.

115351441 is a deficient number, since it is larger than the sum of its proper divisors (260831).

115351441 is an equidigital number, since it uses as much as digits as its factorization.

115351441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260830.

The product of its digits is 1200, while the sum is 25.

The square root of 115351441 is about 10740.1788160161. The cubic root of 115351441 is about 486.7892826611.

The spelling of 115351441 in words is "one hundred fifteen million, three hundred fifty-one thousand, four hundred forty-one".

Divisors: 1 443 260387 115351441