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44160431 = 76539661
BaseRepresentation
bin1010100001110…
…1010110101111
310002002120201112
42220131112233
542301113211
64214302235
71044233420
oct250352657
9102076645
1044160431
1122a22427
121295797b
1391c2443
145c17647
153d2488b
hex2a1d5af

44160431 has 8 divisors (see below), whose sum is σ = 50551584. Its totient is φ = 37789920.

The previous prime is 44160421. The next prime is 44160433. The reversal of 44160431 is 13406144.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 44160431 - 214 = 44144047 is a prime.

It is a super-2 number, since 2×441604312 = 3900287332211522, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 44160397 and 44160406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44160433) 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, 260 + ... + 9401.

It is an arithmetic number, because the mean of its divisors is an integer number (6318948).

Almost surely, 244160431 is an apocalyptic number.

44160431 is a deficient number, since it is larger than the sum of its proper divisors (6391153).

44160431 is an equidigital number, since it uses as much as digits as its factorization.

44160431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10321.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 44160431 is about 6645.3315191945. The cubic root of 44160431 is about 353.4633868186.

Adding to 44160431 its reverse (13406144), we get a palindrome (57566575).

The spelling of 44160431 in words is "forty-four million, one hundred sixty thousand, four hundred thirty-one".

Divisors: 1 7 653 4571 9661 67627 6308633 44160431