Search a number
-
+
6801474081474 = 233125953223731
BaseRepresentation
bin110001011111001011101…
…1100100101001011000010
3220002012210102102101112000
41202332113130211023002
51342413404331101344
622244315402044430
71301250603541632
oct142762734451302
926065712371460
106801474081474
1121925418943a6
1291a207aa9716
133a44b7825417
1419729bc2c6c2
15bbdc68a4a69
hex62f977252c2

6801474081474 has 16 divisors (see below), whose sum is σ = 15114386847840. Its totient is φ = 2267158027140.

The previous prime is 6801474081469. The next prime is 6801474081491. The reversal of 6801474081474 is 4741804741086.

6801474081474 is a `hidden beast` number, since 6 + 80 + 14 + 7 + 4 + 0 + 81 + 474 = 666.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (54), and also a Moran number because the ratio is a prime number: 125953223731 = 6801474081474 / (6 + 8 + 0 + 1 + 4 + 7 + 4 + 0 + 8 + 1 + 4 + 7 + 4).

It is a self number, because there is not a number n which added to its sum of digits gives 6801474081474.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62976611812 + ... + 62976611919.

It is an arithmetic number, because the mean of its divisors is an integer number (944649177990).

Almost surely, 26801474081474 is an apocalyptic number.

6801474081474 is an abundant number, since it is smaller than the sum of its proper divisors (8312912766366).

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

6801474081474 is a wasteful number, since it uses less digits than its factorization.

6801474081474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125953223742 (or 125953223736 counting only the distinct ones).

The product of its (nonzero) digits is 4816896, while the sum is 54.

The spelling of 6801474081474 in words is "six trillion, eight hundred one billion, four hundred seventy-four million, eighty-one thousand, four hundred seventy-four".

Divisors: 1 2 3 6 9 18 27 54 125953223731 251906447462 377859671193 755719342386 1133579013579 2267158027158 3400737040737 6801474081474