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31214104 = 234339011
BaseRepresentation
bin111011100010…
…0101000011000
32011201211200221
41313010220120
530442322404
63033005424
7526213135
oct167045030
964654627
1031214104
111668a689
12a553874
13660b7ac
14420758c
152b18954
hex1dc4a18

31214104 has 16 divisors (see below), whose sum is σ = 58668120. Its totient is φ = 15569280.

The previous prime is 31214101. The next prime is 31214119. The reversal of 31214104 is 40141213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31214101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1042 + ... + 7969.

Almost surely, 231214104 is an apocalyptic number.

It is an amenable number.

31214104 is a deficient number, since it is larger than the sum of its proper divisors (27454016).

31214104 is a wasteful number, since it uses less digits than its factorization.

31214104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9450 (or 9446 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 31214104 is about 5586.9583853829. The cubic root of 31214104 is about 314.8596132638.

Adding to 31214104 its reverse (40141213), we get a palindrome (71355317).

It can be divided in two parts, 3121 and 4104, that added together give a square (7225 = 852).

The spelling of 31214104 in words is "thirty-one million, two hundred fourteen thousand, one hundred four".

Divisors: 1 2 4 8 433 866 1732 3464 9011 18022 36044 72088 3901763 7803526 15607052 31214104