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4191014997 = 321335820641
BaseRepresentation
bin1111100111001101…
…1101000001010101
3101211002010121202200
43321303131001111
532040344434442
61531511555113
7205600016421
oct37163350125
911732117680
104191014997
11186079a664
1298b68ba99
1351a381140
142ba877b81
15197e0734c
hexf9cdd055

4191014997 has 12 divisors (see below), whose sum is σ = 6519356844. Its totient is φ = 2579086080.

The previous prime is 4191014977. The next prime is 4191015007. The reversal of 4191014997 is 7994101914.

4191014997 is a `hidden beast` number, since 419 + 1 + 0 + 149 + 97 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 989039601 + 3201975396 = 31449^2 + 56586^2 .

It is not a de Polignac number, because 4191014997 - 27 = 4191014869 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4191014917) 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, 17910204 + ... + 17910437.

It is an arithmetic number, because the mean of its divisors is an integer number (543279737).

Almost surely, 24191014997 is an apocalyptic number.

It is an amenable number.

4191014997 is a deficient number, since it is larger than the sum of its proper divisors (2328341847).

4191014997 is a wasteful number, since it uses less digits than its factorization.

4191014997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35820660 (or 35820657 counting only the distinct ones).

The product of its (nonzero) digits is 81648, while the sum is 45.

The square root of 4191014997 is about 64738.0490669900. The cubic root of 4191014997 is about 1612.2772959426.

The spelling of 4191014997 in words is "four billion, one hundred ninety-one million, fourteen thousand, nine hundred ninety-seven".

Divisors: 1 3 9 13 39 117 35820641 107461923 322385769 465668333 1397004999 4191014997