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1113283830 = 235471934091
BaseRepresentation
bin100001001011011…
…0101110011110110
32212120211200022110
41002112311303312
54240000040310
6302245311450
736405520311
oct10226656366
92776750273
101113283830
1152146868a
12270a05586
13149852139
14a7bd9978
1567b0bd20
hex425b5cf6

1113283830 has 64 divisors (see below), whose sum is σ = 2743538688. Its totient is φ = 288983040.

The previous prime is 1113283819. The next prime is 1113283837. The reversal of 1113283830 is 383823111.

1113283830 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×11132838302 = 2478801772278937800, which contains 22 as substring.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1113283837) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 270085 + ... + 274175.

It is an arithmetic number, because the mean of its divisors is an integer number (42867792).

Almost surely, 21113283830 is an apocalyptic number.

1113283830 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1113283830, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1371769344).

1113283830 is an abundant number, since it is smaller than the sum of its proper divisors (1630254858).

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

1113283830 is a wasteful number, since it uses less digits than its factorization.

1113283830 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4341.

The product of its (nonzero) digits is 3456, while the sum is 30.

The square root of 1113283830 is about 33365.9081998377. The cubic root of 1113283830 is about 1036.4188433544.

The spelling of 1113283830 in words is "one billion, one hundred thirteen million, two hundred eighty-three thousand, eight hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 47 94 141 193 235 282 386 470 579 705 965 1158 1410 1930 2895 4091 5790 8182 9071 12273 18142 20455 24546 27213 40910 45355 54426 61365 90710 122730 136065 192277 272130 384554 576831 789563 961385 1153662 1579126 1922770 2368689 2884155 3947815 4737378 5768310 7895630 11843445 23686890 37109461 74218922 111328383 185547305 222656766 371094610 556641915 1113283830