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6031749601 = 6121122221
BaseRepresentation
bin1011001111000010…
…10011000111100001
3120120100210121221101
411213201103013201
544323111441401
62434305154401
7302321011543
oct54741230741
916510717841
106031749601
112615846829
12120402ba01
13751834207
14413115693
1525480a101
hex1678531e1

6031749601 has 12 divisors (see below), whose sum is σ = 6162597012. Its totient is φ = 5902092000.

The previous prime is 6031749551. The next prime is 6031749667. The reversal of 6031749601 is 1069471306.

It can be written as a sum of positive squares in 2 ways, for example, as 1780840000 + 4250909601 = 42200^2 + 65199^2 .

It is not a de Polignac number, because 6031749601 - 219 = 6031225313 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6031749001) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2714671 + ... + 2716891.

It is an arithmetic number, because the mean of its divisors is an integer number (513549751).

Almost surely, 26031749601 is an apocalyptic number.

6031749601 is a gapful number since it is divisible by the number (61) formed by its first and last digit.

It is an amenable number.

6031749601 is a deficient number, since it is larger than the sum of its proper divisors (130847411).

6031749601 is an equidigital number, since it uses as much as digits as its factorization.

6031749601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2704 (or 2493 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 37.

The square root of 6031749601 is about 77664.3393134842. The cubic root of 6031749601 is about 1820.3201144652.

The spelling of 6031749601 in words is "six billion, thirty-one million, seven hundred forty-nine thousand, six hundred one".

Divisors: 1 61 211 2221 12871 44521 135481 468631 2715781 28586491 98881141 6031749601