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16442707060 = 2251363241181
BaseRepresentation
bin11110101000000111…
…11100110001110100
31120102220212001201101
433110003330301310
5232133313111220
611315332135444
71121315463313
oct172403746164
946386761641
1016442707060
116a785301aa
12322a767584
1317206cb580
14b1da9227a
156637e330a
hex3d40fcc74

16442707060 has 24 divisors (see below), whose sum is σ = 37185815016. Its totient is φ = 6071153280.

The previous prime is 16442707051. The next prime is 16442707063. The reversal of 16442707060 is 6070724461.

It can be written as a sum of positive squares in 4 ways, for example, as 2667929104 + 13774777956 = 51652^2 + 117366^2 .

It is a super-3 number, since 3×164427070603 (a number of 32 digits) contains 333 as substring.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16442707063) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31620331 + ... + 31620850.

It is an arithmetic number, because the mean of its divisors is an integer number (1549408959).

Almost surely, 216442707060 is an apocalyptic number.

16442707060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16442707060 is an abundant number, since it is smaller than the sum of its proper divisors (20743107956).

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

16442707060 is a wasteful number, since it uses less digits than its factorization.

16442707060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63241203 (or 63241201 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 37.

The spelling of 16442707060 in words is "sixteen billion, four hundred forty-two million, seven hundred seven thousand, sixty".

Divisors: 1 2 4 5 10 13 20 26 52 65 130 260 63241181 126482362 252964724 316205905 632411810 822135353 1264823620 1644270706 3288541412 4110676765 8221353530 16442707060