Search a number
-
+
1111211130 = 23547788093
BaseRepresentation
bin100001000111011…
…1011110001111010
32212102221101002210
41002032323301322
54233432224010
6302133035550
736352065411
oct10216736172
92772841083
101111211130
11520282407
12270185bb6
131492a78a3
14a781a478
156784cb20
hex423bbc7a

1111211130 has 32 divisors (see below), whose sum is σ = 2723652864. Its totient is φ = 290017856.

The previous prime is 1111211119. The next prime is 1111211161. The reversal of 1111211130 is 311121111.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 392637 + ... + 395456.

It is an arithmetic number, because the mean of its divisors is an integer number (85114152).

Almost surely, 21111211130 is an apocalyptic number.

1111211130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1111211130 is an abundant number, since it is smaller than the sum of its proper divisors (1612441734).

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

1111211130 is a wasteful number, since it uses less digits than its factorization.

1111211130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 788150.

The product of its (nonzero) digits is 6, while the sum is 12.

The square root of 1111211130 is about 33334.8335829054. The cubic root of 1111211130 is about 1035.7752459131.

Adding to 1111211130 its reverse (311121111), we get a palindrome (1422332241).

The spelling of 1111211130 in words is "one billion, one hundred eleven million, two hundred eleven thousand, one hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 47 94 141 235 282 470 705 1410 788093 1576186 2364279 3940465 4728558 7880930 11821395 23642790 37040371 74080742 111121113 185201855 222242226 370403710 555605565 1111211130