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4220130168 = 2332173338803
BaseRepresentation
bin1111101110001010…
…0001001101111000
3101220002220211021100
43323202201031320
532120323131133
61534432011400
7206402341332
oct37342411570
911802824240
104220130168
111876176291
12999390b60
13523406457
142c0696452
1519a758e13
hexfb8a1378

4220130168 has 48 divisors (see below), whose sum is σ = 11495619720. Its totient is φ = 1398574656.

The previous prime is 4220130157. The next prime is 4220130169. The reversal of 4220130168 is 8610310224.

It is a super-3 number, since 3×42201301683 (a number of 30 digits) contains 333 as substring.

It is a fibodiv number, since the Fibonacci-like sequence with seeds 42201 and 30168 contains 4220130168 itself.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4220130169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 156946 + ... + 181857.

Almost surely, 24220130168 is an apocalyptic number.

It is an amenable number.

4220130168 is an abundant number, since it is smaller than the sum of its proper divisors (7275489552).

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

4220130168 is a wasteful number, since it uses less digits than its factorization.

4220130168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 338988 (or 338981 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 4220130168 is about 64962.5289532358. The cubic root of 4220130168 is about 1616.0022046420.

The spelling of 4220130168 in words is "four billion, two hundred twenty million, one hundred thirty thousand, one hundred sixty-eight".

Divisors: 1 2 3 4 6 8 9 12 18 24 36 72 173 346 519 692 1038 1384 1557 2076 3114 4152 6228 12456 338803 677606 1016409 1355212 2032818 2710424 3049227 4065636 6098454 8131272 12196908 24393816 58612919 117225838 175838757 234451676 351677514 468903352 527516271 703355028 1055032542 1406710056 2110065084 4220130168