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331214231132 = 22189251437533
BaseRepresentation
bin1001101000111011110…
…10000001011001011100
31011122220220000021002122
410310131322001121130
520411311320344012
6412054022242112
732633540340551
oct4643572013134
91148826007078
10331214231132
11118515887134
1254236b86338
132530592b865
1412060942a28
158937bd4e72
hex4d1de8165c

331214231132 has 12 divisors (see below), whose sum is σ = 579629291976. Its totient is φ = 165605862000.

The previous prime is 331214231111. The next prime is 331214231137. The reversal of 331214231132 is 231132412133.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (331214231137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 538238 + ... + 975770.

It is an arithmetic number, because the mean of its divisors is an integer number (48302440998).

Almost surely, 2331214231132 is an apocalyptic number.

It is an amenable number.

331214231132 is a deficient number, since it is larger than the sum of its proper divisors (248415060844).

331214231132 is a wasteful number, since it uses less digits than its factorization.

331214231132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 626788 (or 626786 counting only the distinct ones).

The product of its digits is 2592, while the sum is 26.

Adding to 331214231132 its reverse (231132412133), we get a palindrome (562346643265).

The spelling of 331214231132 in words is "three hundred thirty-one billion, two hundred fourteen million, two hundred thirty-one thousand, one hundred thirty-two".

Divisors: 1 2 4 189251 378502 437533 757004 875066 1750132 82803557783 165607115566 331214231132