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16404283068031 = 26096287574959
BaseRepresentation
bin1110111010110110101101…
…1101110000111001111111
32011002020022200200120111201
43232231223131300321333
54122231432431134111
654520005033200331
73312112266262345
oct356555335607177
964066280616451
1016404283068031
115255021151211
121a0b3152600a7
1391cbc0298021
14409d85c7b995
151d6aa68116c1
hexeeb6b770e7f

16404283068031 has 4 divisors (see below), whose sum is σ = 16410570645600. Its totient is φ = 16397995490464.

The previous prime is 16404283068001. The next prime is 16404283068037. The reversal of 16404283068031 is 13086038240461.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 16404283068031 - 29 = 16404283067519 is a prime.

It is a super-2 number, since 2×164042830680312 (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16404283068037) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3143784871 + ... + 3143790088.

It is an arithmetic number, because the mean of its divisors is an integer number (4102642661400).

Almost surely, 216404283068031 is an apocalyptic number.

16404283068031 is a deficient number, since it is larger than the sum of its proper divisors (6287577569).

16404283068031 is an equidigital number, since it uses as much as digits as its factorization.

16404283068031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6287577568.

The product of its (nonzero) digits is 663552, while the sum is 46.

The spelling of 16404283068031 in words is "sixteen trillion, four hundred four billion, two hundred eighty-three million, sixty-eight thousand, thirty-one".

Divisors: 1 2609 6287574959 16404283068031