Search a number
-
+
10664231144 = 237190432699
BaseRepresentation
bin10011110111010001…
…10100000011101000
31000112012122001221212
421323220310003220
5133320020344034
64522111252252
7525161316620
oct117350640350
930465561855
1010664231144
114582753776
12209751a088
13100c4b4b58
14732469880
154263672ce
hex27ba340e8

10664231144 has 16 divisors (see below), whose sum is σ = 22851924000. Its totient is φ = 4570384752.

The previous prime is 10664231113. The next prime is 10664231183. The reversal of 10664231144 is 44113246601.

It is a super-2 number, since 2×106642311442 (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10664231144.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 95216294 + ... + 95216405.

It is an arithmetic number, because the mean of its divisors is an integer number (1428245250).

Almost surely, 210664231144 is an apocalyptic number.

10664231144 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

10664231144 is an abundant number, since it is smaller than the sum of its proper divisors (12187692856).

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

10664231144 is a wasteful number, since it uses less digits than its factorization.

10664231144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190432712 (or 190432708 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 32.

Adding to 10664231144 its reverse (44113246601), we get a palindrome (54777477745).

The spelling of 10664231144 in words is "ten billion, six hundred sixty-four million, two hundred thirty-one thousand, one hundred forty-four".

Divisors: 1 2 4 7 8 14 28 56 190432699 380865398 761730796 1333028893 1523461592 2666057786 5332115572 10664231144