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44010075431 = 722349281317
BaseRepresentation
bin101000111111001101…
…000111010100100111
311012121010201110211202
4220333031013110213
51210113034403211
632115024353115
73115416316550
oct507715072447
9135533643752
1044010075431
11177345a4073
128642a7579b
1341c4ac0c6a
1421b6dc5327
151228a9c53b
hexa3f347527

44010075431 has 8 divisors (see below), whose sum is σ = 50299658400. Its totient is φ = 37721099808.

The previous prime is 44010075427. The next prime is 44010075433. The reversal of 44010075431 is 13457001044.

It is a happy number.

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

It is not a de Polignac number, because 44010075431 - 22 = 44010075427 is a prime.

It is a super-2 number, since 2×440100754312 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 44010075394 and 44010075403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44010075433) 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, 15785 + ... + 297101.

It is an arithmetic number, because the mean of its divisors is an integer number (6287457300).

Almost surely, 244010075431 is an apocalyptic number.

44010075431 is a deficient number, since it is larger than the sum of its proper divisors (6289582969).

44010075431 is a wasteful number, since it uses less digits than its factorization.

44010075431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 303673.

The product of its (nonzero) digits is 6720, while the sum is 29.

Adding to 44010075431 its reverse (13457001044), we get a palindrome (57467076475).

The spelling of 44010075431 in words is "forty-four billion, ten million, seventy-five thousand, four hundred thirty-one".

Divisors: 1 7 22349 156443 281317 1969219 6287153633 44010075431