Search a number
-
+
2207055180 = 2235113790379
BaseRepresentation
bin1000001110001100…
…1111110101001100
312200210222000112110
42003203033311030
514010001231210
61003000504020
7105456442131
oct20343176514
95623860473
102207055180
11a32909250
1251717b010
13292331a15
1416d196588
15cdb62420
hex838cfd4c

2207055180 has 96 divisors (see below), whose sum is σ = 6923831040. Its totient is φ = 520577280.

The previous prime is 2207055173. The next prime is 2207055247. The reversal of 2207055180 is 815507022.

2207055180 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20770 + ... + 69609.

It is an arithmetic number, because the mean of its divisors is an integer number (72123240).

Almost surely, 22207055180 is an apocalyptic number.

2207055180 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2207055180 is an abundant number, since it is smaller than the sum of its proper divisors (4716775860).

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

2207055180 is a wasteful number, since it uses less digits than its factorization.

2207055180 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90439 (or 90437 counting only the distinct ones).

The product of its (nonzero) digits is 5600, while the sum is 30.

The square root of 2207055180 is about 46979.3058697125. The cubic root of 2207055180 is about 1301.9802522247.

The spelling of 2207055180 in words is "two billion, two hundred seven million, fifty-five thousand, one hundred eighty".

Divisors: 1 2 3 4 5 6 10 11 12 15 20 22 30 33 37 44 55 60 66 74 110 111 132 148 165 185 220 222 330 370 407 444 555 660 740 814 1110 1221 1628 2035 2220 2442 4070 4884 6105 8140 12210 24420 90379 180758 271137 361516 451895 542274 903790 994169 1084548 1355685 1807580 1988338 2711370 2982507 3344023 3976676 4970845 5422740 5965014 6688046 9941690 10032069 11930028 13376092 14912535 16720115 19883380 20064138 29825070 33440230 36784253 40128276 50160345 59650140 66880460 73568506 100320690 110352759 147137012 183921265 200641380 220705518 367842530 441411036 551763795 735685060 1103527590 2207055180