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220124016 = 243271311667
BaseRepresentation
bin11010001111011…
…01001101110000
3120100012110101100
431013231031300
5422322432031
633502004400
75312010660
oct1507551560
9510173340
10220124016
11103288482
1261876700
13367b1cc8
14213401a0
15144d1de6
hexd1ed370

220124016 has 120 divisors (see below), whose sum is σ = 709847424. Its totient is φ = 62375040.

The previous prime is 220123951. The next prime is 220124033. The reversal of 220124016 is 610421022.

It is a super-3 number, since 3×2201240163 (a number of 26 digits) contains 333 as substring.

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

It is a self number, because there is not a number n which added to its sum of digits gives 220124016.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 131215 + ... + 132881.

Almost surely, 2220124016 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 220124016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (354923712).

220124016 is an abundant number, since it is smaller than the sum of its proper divisors (489723408).

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

220124016 is a wasteful number, since it uses less digits than its factorization.

220124016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1819 (or 1810 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 220124016 is about 14836.5769637070. The cubic root of 220124016 is about 603.7944858750.

Adding to 220124016 its reverse (610421022), we get a palindrome (830545038).

The spelling of 220124016 in words is "two hundred twenty million, one hundred twenty-four thousand, sixteen".

Divisors: 1 2 3 4 6 7 8 9 12 14 16 18 21 24 28 36 42 48 56 63 72 84 112 126 131 144 168 252 262 336 393 504 524 786 917 1008 1048 1179 1572 1667 1834 2096 2358 2751 3144 3334 3668 4716 5001 5502 6288 6668 7336 8253 9432 10002 11004 11669 13336 14672 15003 16506 18864 20004 22008 23338 26672 30006 33012 35007 40008 44016 46676 60012 66024 70014 80016 93352 105021 120024 132048 140028 186704 210042 218377 240048 280056 420084 436754 560112 655131 840168 873508 1310262 1528639 1680336 1747016 1965393 2620524 3057278 3494032 3930786 4585917 5241048 6114556 7861572 9171834 10482096 12229112 13757751 15723144 18343668 24458224 27515502 31446288 36687336 55031004 73374672 110062008 220124016