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231214402324 = 22281092056409
BaseRepresentation
bin1101011101010101110…
…0111100101100010100
3211002210201200121200101
43113111130330230110
512242011341333244
6254115103023444
722463464664263
oct3272534745424
9732721617611
10231214402324
118a06a558714
123898929ab84
1318a5a17c019
14b2959285da
1560339d10d4
hex35d573cb14

231214402324 has 12 divisors (see below), whose sum is σ = 404639795700. Its totient is φ = 115603032128.

The previous prime is 231214402313. The next prime is 231214402339. The reversal of 231214402324 is 423204412132.

It can be written as a sum of positive squares in 2 ways, for example, as 35834490000 + 195379912324 = 189300^2 + 442018^2 .

It is a junction number, because it is equal to n+sod(n) for n = 231214402292 and 231214402301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 915769 + ... + 1140640.

It is an arithmetic number, because the mean of its divisors is an integer number (33719982975).

Almost surely, 2231214402324 is an apocalyptic number.

It is an amenable number.

231214402324 is a deficient number, since it is larger than the sum of its proper divisors (173425393376).

231214402324 is a wasteful number, since it uses less digits than its factorization.

231214402324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2084522 (or 2084520 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 231214402324 its reverse (423204412132), we get a palindrome (654418814456).

The spelling of 231214402324 in words is "two hundred thirty-one billion, two hundred fourteen million, four hundred two thousand, three hundred twenty-four".

Divisors: 1 2 4 28109 56218 112436 2056409 4112818 8225636 57803600581 115607201162 231214402324