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143210034 = 232112471399
BaseRepresentation
bin10001000100100…
…11011000110010
3100222110211020100
420202103120302
5243130210114
622113253230
73356156652
oct1042233062
9328424210
10143210034
1173924900
123bb64216
1323892486
141503c362
15c88c909
hex8893632

143210034 has 72 divisors (see below), whose sum is σ = 348566400. Its totient is φ = 42443280.

The previous prime is 143210003. The next prime is 143210063. The reversal of 143210034 is 430012341.

It is a super-2 number, since 2×1432100342 = 41018227676562312, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 143209989 and 143210016.

It is a congruent number.

It is an unprimeable number.

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 35 ways as a sum of consecutive naturals, for example, 101667 + ... + 103065.

It is an arithmetic number, because the mean of its divisors is an integer number (4841200).

Almost surely, 2143210034 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 143210034, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (174283200).

143210034 is an abundant number, since it is smaller than the sum of its proper divisors (205356366).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

143210034 is a wasteful number, since it uses less digits than its factorization.

143210034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1476 (or 1462 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 143210034 is about 11967.0394835147. The cubic root of 143210034 is about 523.1880501507.

Adding to 143210034 its reverse (430012341), we get a palindrome (573222375).

The spelling of 143210034 in words is "one hundred forty-three million, two hundred ten thousand, thirty-four".

Divisors: 1 2 3 6 9 11 18 22 33 47 66 94 99 121 141 198 242 282 363 423 517 726 846 1034 1089 1399 1551 2178 2798 3102 4197 4653 5687 8394 9306 11374 12591 15389 17061 25182 30778 34122 46167 51183 65753 92334 102366 131506 138501 169279 197259 277002 338558 394518 507837 591777 723283 1015674 1183554 1446566 1523511 2169849 3047022 4339698 6509547 7956113 13019094 15912226 23868339 47736678 71605017 143210034