Search a number
-
+
11072168800 = 2552711179743
BaseRepresentation
bin10100100111111001…
…11110001101100000
31001120122020110012221
422103330332031200
5140133433400200
65030403000424
7541243611340
oct122374761540
931518213187
1011072168800
114771a50330
122190069114
131075b75394
147706d8d20
1544c09791a
hex293f3e360

11072168800 has 144 divisors (see below), whose sum is σ = 33699843072. Its totient is φ = 3451046400.

The previous prime is 11072168749. The next prime is 11072168803. The reversal of 11072168800 is 886127011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11072168803) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 28272 + ... + 151471.

It is an arithmetic number, because the mean of its divisors is an integer number (234026688).

Almost surely, 211072168800 is an apocalyptic number.

11072168800 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11072168800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16849921536).

11072168800 is an abundant number, since it is smaller than the sum of its proper divisors (22627674272).

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

11072168800 is a wasteful number, since it uses less digits than its factorization.

11072168800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179781 (or 179768 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 34.

The spelling of 11072168800 in words is "eleven billion, seventy-two million, one hundred sixty-eight thousand, eight hundred".

Divisors: 1 2 4 5 7 8 10 11 14 16 20 22 25 28 32 35 40 44 50 55 56 70 77 80 88 100 110 112 140 154 160 175 176 200 220 224 275 280 308 350 352 385 400 440 550 560 616 700 770 800 880 1100 1120 1232 1400 1540 1760 1925 2200 2464 2800 3080 3850 4400 5600 6160 7700 8800 12320 15400 30800 61600 179743 359486 718972 898715 1258201 1437944 1797430 1977173 2516402 2875888 3594860 3954346 4493575 5032804 5751776 6291005 7189720 7908692 8987150 9885865 10065608 12582010 13840211 14379440 15817384 17974300 19771730 20131216 25164020 27680422 28758880 31455025 31634768 35948600 39543460 40262432 49429325 50328040 55360844 62910050 63269536 69201055 71897200 79086920 98858650 100656080 110721688 125820100 138402110 143794400 158173840 197717300 201312160 221443376 251640200 276804220 316347680 346005275 395434600 442886752 503280400 553608440 692010550 790869200 1006560800 1107216880 1384021100 1581738400 2214433760 2768042200 5536084400 11072168800