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2220230264 = 2371671991193
BaseRepresentation
bin1000010001010110…
…0000011001111000
312201201202101100112
42010111200121320
514021334332024
61004151123452
7106006434350
oct20425403170
95651671315
102220230264
11a3a29794a
1251b673588
13294c95825
14170c25b60
15cedb600e
hex84560678

2220230264 has 64 divisors (see below), whose sum is σ = 4814208000. Its totient is φ = 940287744.

The previous prime is 2220230231. The next prime is 2220230291. The reversal of 2220230264 is 4620320222.

It is a super-3 number, since 3×22202302643 (a number of 29 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1860452 + ... + 1861644.

It is an arithmetic number, because the mean of its divisors is an integer number (75222000).

Almost surely, 22220230264 is an apocalyptic number.

It is an amenable number.

2220230264 is an abundant number, since it is smaller than the sum of its proper divisors (2593977736).

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

2220230264 is a wasteful number, since it uses less digits than its factorization.

2220230264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1572 (or 1568 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 2220230264 is about 47119.3194348136. The cubic root of 2220230264 is about 1304.5658511888.

Adding to 2220230264 its reverse (4620320222), we get a palindrome (6840550486).

The spelling of 2220230264 in words is "two billion, two hundred twenty million, two hundred thirty thousand, two hundred sixty-four".

Divisors: 1 2 4 7 8 14 28 56 167 199 334 398 668 796 1169 1193 1336 1393 1592 2338 2386 2786 4676 4772 5572 8351 9352 9544 11144 16702 33233 33404 66466 66808 132932 199231 232631 237407 265864 398462 465262 474814 796924 930524 949628 1394617 1593848 1661849 1861048 1899256 2789234 3323698 5578468 6647396 11156936 13294792 39646969 79293938 158587876 277528783 317175752 555057566 1110115132 2220230264