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4124112111 = 33721820699
BaseRepresentation
bin1111010111010000…
…1111010011101111
3101122102020121021000
43311310033103233
531421233041421
61521122011343
7204125242320
oct36564172357
911572217230
104124112111
111826a54519
129711a6b53
13509558232
142b1a20447
151920de226
hexf5d0f4ef

4124112111 has 16 divisors (see below), whose sum is σ = 6982624000. Its totient is φ = 2356635384.

The previous prime is 4124112079. The next prime is 4124112131. The reversal of 4124112111 is 1112114214.

4124112111 is a `hidden beast` number, since 41 + 2 + 411 + 211 + 1 = 666.

It is not a de Polignac number, because 4124112111 - 25 = 4124112079 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 (4124112131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10910161 + ... + 10910538.

It is an arithmetic number, because the mean of its divisors is an integer number (436414000).

Almost surely, 24124112111 is an apocalyptic number.

4124112111 is a deficient number, since it is larger than the sum of its proper divisors (2858511889).

4124112111 is a wasteful number, since it uses less digits than its factorization.

4124112111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21820715 (or 21820709 counting only the distinct ones).

The product of its digits is 64, while the sum is 18.

The square root of 4124112111 is about 64219.2503148394. The cubic root of 4124112111 is about 1603.6520886824.

Adding to 4124112111 its reverse (1112114214), we get a palindrome (5236226325).

The spelling of 4124112111 in words is "four billion, one hundred twenty-four million, one hundred twelve thousand, one hundred eleven".

Divisors: 1 3 7 9 21 27 63 189 21820699 65462097 152744893 196386291 458234679 589158873 1374704037 4124112111