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1117007111 = 11831223447
BaseRepresentation
bin100001010010100…
…0010110100000111
32212211211211200202
41002211002310013
54241423211421
6302501201115
736452255333
oct10245026407
92784754622
101117007111
11523580a80
1227210019b
1314a556a6c
14a84c87c3
15680e510b
hex42942d07

1117007111 has 8 divisors (see below), whose sum is σ = 1233235584. Its totient is φ = 1003225720.

The previous prime is 1117007071. The next prime is 1117007137.

1117007111 is nontrivially palindromic in base 10.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-1117007111 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 (1117007191) 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, 610811 + ... + 612636.

It is an arithmetic number, because the mean of its divisors is an integer number (154154448).

Almost surely, 21117007111 is an apocalyptic number.

1117007111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1117007111 is a deficient number, since it is larger than the sum of its proper divisors (116228473).

1117007111 is a wasteful number, since it uses less digits than its factorization.

1117007111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1223541.

The product of its (nonzero) digits is 49, while the sum is 20.

The square root of 1117007111 is about 33421.6563174239. The cubic root of 1117007111 is about 1037.5729619371.

It can be divided in two parts, 111700 and 7111, that added together give a palindrome (118811).

The spelling of 1117007111 in words is "one billion, one hundred seventeen million, seven thousand, one hundred eleven".

Divisors: 1 11 83 913 1223447 13457917 101546101 1117007111