Search a number
-
+
30662882830880 = 255191643017693
BaseRepresentation
bin1101111100011010000100…
…01111010010101000100000
311000120100021000200121020122
412332031002033102220200
513004340041001042010
6145114200042455412
76313214551443536
oct676150217225040
9130510230617218
1030662882830880
119852067a84173
123532809504568
131415660b65911
1478013cd0a156
1538292a4e6855
hex1be3423d2a20

30662882830880 has 24 divisors (see below), whose sum is σ = 72441060688332. Its totient is φ = 12265153132288.

The previous prime is 30662882830871. The next prime is 30662882830891. The reversal of 30662882830880 is 8803828826603.

It can be written as a sum of positive squares in 2 ways, for example, as 25801157706256 + 4861725124624 = 5079484^2 + 2204932^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 95821508687 + ... + 95821509006.

Almost surely, 230662882830880 is an apocalyptic number.

It is an amenable number.

30662882830880 is an abundant number, since it is smaller than the sum of its proper divisors (41778177857452).

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

30662882830880 is a wasteful number, since it uses less digits than its factorization.

30662882830880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191643017708 (or 191643017700 counting only the distinct ones).

The product of its (nonzero) digits is 42467328, while the sum is 62.

The spelling of 30662882830880 in words is "thirty trillion, six hundred sixty-two billion, eight hundred eighty-two million, eight hundred thirty thousand, eight hundred eighty".

Divisors: 1 2 4 5 8 10 16 20 32 40 80 160 191643017693 383286035386 766572070772 958215088465 1533144141544 1916430176930 3066288283088 3832860353860 6132576566176 7665720707720 15331441415440 30662882830880