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115051417 = 1365313553
BaseRepresentation
bin1101101101110…
…00101110011001
322000111012212121
412312320232121
5213423121132
615225541241
72564630605
oct666705631
9260435777
10115051417
1159a41918
1232644821
131aab3680
14113cc505
15a179497
hex6db8b99

115051417 has 8 divisors (see below), whose sum is σ = 124100424. Its totient is φ = 106030848.

The previous prime is 115051397. The next prime is 115051421. The reversal of 115051417 is 714150511.

It can be written as a sum of positive squares in 4 ways, for example, as 4822416 + 110229001 = 2196^2 + 10499^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 115051417 - 211 = 115049369 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 115051391 and 115051400.

It is not an unprimeable number, because it can be changed into a prime (115051487) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1713 + ... + 15265.

It is an arithmetic number, because the mean of its divisors is an integer number (15512553).

Almost surely, 2115051417 is an apocalyptic number.

It is an amenable number.

115051417 is a deficient number, since it is larger than the sum of its proper divisors (9049007).

115051417 is a wasteful number, since it uses less digits than its factorization.

115051417 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14219.

The product of its (nonzero) digits is 700, while the sum is 25.

The square root of 115051417 is about 10726.2023568456. The cubic root of 115051417 is about 486.3668770930.

The spelling of 115051417 in words is "one hundred fifteen million, fifty-one thousand, four hundred seventeen".

Divisors: 1 13 653 8489 13553 176189 8850109 115051417