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11114545 = 5131011693
BaseRepresentation
bin101010011001…
…100000110001
3202220200021211
4222121200301
510321131140
61034120121
7163320631
oct52314061
922820254
1011114545
116301582
123880041
1323c1c70
1416946c1
15e982ea
hexa99831

11114545 has 16 divisors (see below), whose sum is σ = 14514192. Its totient is φ = 8121600.

The previous prime is 11114539. The next prime is 11114557. The reversal of 11114545 is 54541111.

Adding to 11114545 its reverse (54541111), we get a palindrome (65655656).

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 12321 + 11102224 = 111^2 + 3332^2 .

It is not a de Polignac number, because 11114545 - 27 = 11114417 is a prime.

It is a super-2 number, since 2×111145452 = 247066221114050, which contains 22 as substring.

It is a Duffinian number.

It is a nialpdrome in base 16.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5719 + ... + 7411.

It is an arithmetic number, because the mean of its divisors is an integer number (907137).

Almost surely, 211114545 is an apocalyptic number.

It is an amenable number.

11114545 is a deficient number, since it is larger than the sum of its proper divisors (3399647).

11114545 is a wasteful number, since it uses less digits than its factorization.

11114545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1812.

The product of its digits is 400, while the sum is 22.

The square root of 11114545 is about 3333.8483768762. The cubic root of 11114545 is about 223.1673019101.

The spelling of 11114545 in words is "eleven million, one hundred fourteen thousand, five hundred forty-five".

Divisors: 1 5 13 65 101 505 1313 1693 6565 8465 22009 110045 170993 854965 2222909 11114545