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3113321130 = 233525744867
BaseRepresentation
bin1011100110010001…
…1000001010101010
322000222021002201000
42321210120022222
522334002234010
61232533135430
7140102535663
oct27144301252
98028232630
103113321130
111358430277
1272a78a576
133a801046a
142176a436a
151334ca7c0
hexb99182aa

3113321130 has 64 divisors (see below), whose sum is σ = 8334679680. Its totient is φ = 826970112.

The previous prime is 3113321087. The next prime is 3113321143. The reversal of 3113321130 is 311233113.

It is a happy number.

3113321130 is a `hidden beast` number, since 311 + 3 + 321 + 1 + 30 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

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, 46957 + ... + 91823.

It is an arithmetic number, because the mean of its divisors is an integer number (130229370).

Almost surely, 23113321130 is an apocalyptic number.

3113321130 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 3113321130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4167339840).

3113321130 is an abundant number, since it is smaller than the sum of its proper divisors (5221358550).

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

3113321130 is a wasteful number, since it uses less digits than its factorization.

3113321130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45140 (or 45134 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

The square root of 3113321130 is about 55797.1426687783. The cubic root of 3113321130 is about 1460.1853036210.

Adding to 3113321130 its reverse (311233113), we get a palindrome (3424554243).

The spelling of 3113321130 in words is "three billion, one hundred thirteen million, three hundred twenty-one thousand, one hundred thirty".

Divisors: 1 2 3 5 6 9 10 15 18 27 30 45 54 90 135 257 270 514 771 1285 1542 2313 2570 3855 4626 6939 7710 11565 13878 23130 34695 44867 69390 89734 134601 224335 269202 403803 448670 673005 807606 1211409 1346010 2019015 2422818 4038030 6057045 11530819 12114090 23061638 34592457 57654095 69184914 103777371 115308190 172962285 207554742 311332113 345924570 518886855 622664226 1037773710 1556660565 3113321130