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3104212111 = 711132238547
BaseRepresentation
bin1011100100000110…
…1000010010001111
322000100010022110221
42321001220102033
522324134241421
61232010012211
7136632240040
oct27101502217
98010108427
103104212111
111353279560
12727717067
133a6171300
142163b28c7
151327cb841
hexb906848f

3104212111 has 24 divisors (see below), whose sum is σ = 4190811264. Its totient is φ = 2232790560.

The previous prime is 3104212091. The next prime is 3104212117. The reversal of 3104212111 is 1112124013.

It is not a de Polignac number, because 3104212111 - 27 = 3104211983 is a prime.

It is a super-2 number, since 2×31042121112 = 19272265660158152642, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3104212117) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 106261 + ... + 132286.

It is an arithmetic number, because the mean of its divisors is an integer number (174617136).

Almost surely, 23104212111 is an apocalyptic number.

3104212111 is a deficient number, since it is larger than the sum of its proper divisors (1086599153).

3104212111 is a wasteful number, since it uses less digits than its factorization.

3104212111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238591 (or 238578 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

The square root of 3104212111 is about 55715.4566615046. The cubic root of 3104212111 is about 1458.7598324262.

Adding to 3104212111 its reverse (1112124013), we get a palindrome (4216336124).

The spelling of 3104212111 in words is "three billion, one hundred four million, two hundred twelve thousand, one hundred eleven".

Divisors: 1 7 11 13 77 91 143 169 1001 1183 1859 13013 238547 1669829 2624017 3101111 18368119 21707777 34112221 40314443 238785547 282201101 443458873 3104212111