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3113883720 = 233258649677
BaseRepresentation
bin1011100110011010…
…0001100001001000
322001000022200102200
42321212201201020
522334123234340
61232553200200
7140110401123
oct27146414110
98030280380
103113883720
111358784a22
1272aa00060
133a817955c
142177ad3ba
1513358c330
hexb99a1848

3113883720 has 48 divisors (see below), whose sum is σ = 10120123260. Its totient is φ = 830368896.

The previous prime is 3113883683. The next prime is 3113883737. The reversal of 3113883720 is 273883113.

It can be written as a sum of positive squares in 2 ways, for example, as 2811332484 + 302551236 = 53022^2 + 17394^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4324479 + ... + 4325198.

Almost surely, 23113883720 is an apocalyptic number.

3113883720 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3113883720 is an abundant number, since it is smaller than the sum of its proper divisors (7006239540).

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

3113883720 is a wasteful number, since it uses less digits than its factorization.

3113883720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8649694 (or 8649687 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 3113883720 is about 55802.1838282338. The cubic root of 3113883720 is about 1460.2732521641.

The spelling of 3113883720 in words is "three billion, one hundred thirteen million, eight hundred eighty-three thousand, seven hundred twenty".

Divisors: 1 2 3 4 5 6 8 9 10 12 15 18 20 24 30 36 40 45 60 72 90 120 180 360 8649677 17299354 25949031 34598708 43248385 51898062 69197416 77847093 86496770 103796124 129745155 155694186 172993540 207592248 259490310 311388372 345987080 389235465 518980620 622776744 778470930 1037961240 1556941860 3113883720