Search a number
-
+
2220507080 = 235115395219
BaseRepresentation
bin1000010001011010…
…0011111111001000
312201202021110001222
42010112203333020
514021422211310
61004201101212
7106011666401
oct20426437710
95652243058
102220507080
11a3a466920
1251b787808
1329506181c
14170c989a8
15cee1d055
hex845a3fc8

2220507080 has 64 divisors (see below), whose sum is σ = 5553230400. Its totient is φ = 792213760.

The previous prime is 2220507077. The next prime is 2220507127. The reversal of 2220507080 is 807050222.

It is a super-4 number, since 4×22205070804 (a number of 38 digits) contains 4444 as substring.

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, 24290 + ... + 70929.

It is an arithmetic number, because the mean of its divisors is an integer number (86769225).

Almost surely, 22220507080 is an apocalyptic number.

2220507080 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2220507080 is an abundant number, since it is smaller than the sum of its proper divisors (3332723320).

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

2220507080 is a wasteful number, since it uses less digits than its factorization.

2220507080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95294 (or 95290 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 26.

The square root of 2220507080 is about 47122.2567371301. The cubic root of 2220507080 is about 1304.6200662402.

The spelling of 2220507080 in words is "two billion, two hundred twenty million, five hundred seven thousand, eighty".

Divisors: 1 2 4 5 8 10 11 20 22 40 44 53 55 88 106 110 212 220 265 424 440 530 583 1060 1166 2120 2332 2915 4664 5830 11660 23320 95219 190438 380876 476095 761752 952190 1047409 1904380 2094818 3808760 4189636 5046607 5237045 8379272 10093214 10474090 20186428 20948180 25233035 40372856 41896360 50466070 55512677 100932140 111025354 201864280 222050708 277563385 444101416 555126770 1110253540 2220507080