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12141741 = 319277769
BaseRepresentation
bin101110010100…
…010010101101
3211211212100010
4232110102231
511102013431
61112123433
7205126443
oct56242255
924755303
1012141741
1169432a7
124096579
132691681
141880b93
1510ec846
hexb944ad

12141741 has 16 divisors (see below), whose sum is σ = 17124800. Its totient is φ = 7630848.

The previous prime is 12141733. The next prime is 12141761. The reversal of 12141741 is 14714121.

12141741 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12141741 - 23 = 12141733 is a prime.

It is a super-2 number, since 2×121417412 = 294843749022162, which contains 22 as substring.

It is the 3485-th Hogben number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12141721) by changing a digit.

It is a nontrivial repunit in base 3484.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15405 + ... + 16173.

It is an arithmetic number, because the mean of its divisors is an integer number (1070300).

Almost surely, 212141741 is an apocalyptic number.

It is an amenable number.

12141741 is a deficient number, since it is larger than the sum of its proper divisors (4983059).

12141741 is a wasteful number, since it uses less digits than its factorization.

12141741 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1068.

The product of its digits is 224, while the sum is 21.

The square root of 12141741 is about 3484.5001076195. The cubic root of 12141741 is about 229.8407277906.

Adding to 12141741 its reverse (14714121), we get a palindrome (26855862).

The spelling of 12141741 in words is "twelve million, one hundred forty-one thousand, seven hundred forty-one".

Divisors: 1 3 19 57 277 769 831 2307 5263 14611 15789 43833 213013 639039 4047247 12141741