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3012130494 = 232183191393
BaseRepresentation
bin1011001110001001…
…0111011010111110
321202220212002020200
42303202113122332
522132101133434
61214520224330
7134433454362
oct26342273276
97686762220
103012130494
1113062a624a
1270090b0a6
13390070a49
142080832a2
1512968d199
hexb38976be

3012130494 has 24 divisors (see below), whose sum is σ = 6529918512. Its totient is φ = 1003484160.

The previous prime is 3012130487. The next prime is 3012130519. The reversal of 3012130494 is 4940312103.

3012130494 is a `hidden beast` number, since 30 + 12 + 130 + 494 = 666.

It is a super-2 number, since 2×30121304942 = 18145860225769368072, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12739 + ... + 78654.

It is an arithmetic number, because the mean of its divisors is an integer number (272079938).

Almost surely, 23012130494 is an apocalyptic number.

3012130494 is an abundant number, since it is smaller than the sum of its proper divisors (3517788018).

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

3012130494 is a wasteful number, since it uses less digits than its factorization.

3012130494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93232 (or 93229 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 3012130494 is about 54882.8797896029. The cubic root of 3012130494 is about 1444.1908671948.

Adding to 3012130494 its reverse (4940312103), we get a palindrome (7952442597).

The spelling of 3012130494 in words is "three billion, twelve million, one hundred thirty thousand, four hundred ninety-four".

Divisors: 1 2 3 6 9 18 1831 3662 5493 10986 16479 32958 91393 182786 274179 548358 822537 1645074 167340583 334681166 502021749 1004043498 1506065247 3012130494