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44160069 = 323292761
BaseRepresentation
bin1010100001110…
…1010001000101
310002002120020010
42220131101011
542301110234
64214300433
71044232362
oct250352105
9102076203
1044160069
1122a22128
1212957719
1391c2225
145c17469
153d246e9
hex2a1d445

44160069 has 24 divisors (see below), whose sum is σ = 63715392. Its totient is φ = 27153280.

The previous prime is 44160041. The next prime is 44160073. The reversal of 44160069 is 96006144.

It is not a de Polignac number, because 44160069 - 25 = 44160037 is a prime.

It is a super-2 number, since 2×441600692 = 3900223388169522, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44160019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 57649 + ... + 58409.

It is an arithmetic number, because the mean of its divisors is an integer number (2654808).

Almost surely, 244160069 is an apocalyptic number.

It is an amenable number.

44160069 is a deficient number, since it is larger than the sum of its proper divisors (19555323).

44160069 is a wasteful number, since it uses less digits than its factorization.

44160069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 845 (or 816 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 44160069 is about 6645.3042819723. The cubic root of 44160069 is about 353.4624209910.

It can be divided in two parts, 441600 and 69, that multiplied together give a square (30470400 = 55202).

The spelling of 44160069 in words is "forty-four million, one hundred sixty thousand, sixty-nine".

Divisors: 1 3 23 29 69 87 667 761 841 2001 2283 2523 17503 19343 22069 52509 58029 66207 507587 640001 1522761 1920003 14720023 44160069