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111401412 = 22329320119
BaseRepresentation
bin1101010001111…
…01100111000100
321202121210000020
412220331213010
5212004321122
615015415140
72521616313
oct650754704
9252553006
10111401412
1157979591
12313844b0
131a1061c5
1410b1c27a
159ba7c5c
hex6a3d9c4

111401412 has 24 divisors (see below), whose sum is σ = 268900800. Its totient is φ = 35853216.

The previous prime is 111401399. The next prime is 111401417. The reversal of 111401412 is 214104111.

It is a junction number, because it is equal to n+sod(n) for n = 111401391 and 111401400.

It is not an unprimeable number, because it can be changed into a prime (111401417) 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, 159712 + ... + 160407.

It is an arithmetic number, because the mean of its divisors is an integer number (11204200).

Almost surely, 2111401412 is an apocalyptic number.

111401412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

111401412 is an abundant number, since it is smaller than the sum of its proper divisors (157499388).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111401412 is a wasteful number, since it uses less digits than its factorization.

111401412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 320155 (or 320153 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

The square root of 111401412 is about 10554.6867314952. The cubic root of 111401412 is about 481.1681789947.

Adding to 111401412 its reverse (214104111), we get a palindrome (325505523).

The spelling of 111401412 in words is "one hundred eleven million, four hundred one thousand, four hundred twelve".

Divisors: 1 2 3 4 6 12 29 58 87 116 174 348 320119 640238 960357 1280476 1920714 3841428 9283451 18566902 27850353 37133804 55700706 111401412