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10444021243 = 611311306973
BaseRepresentation
bin10011011101000001…
…10001110111111011
3222221212021020202121
421232200301313323
5132342132134433
64444203342111
7516545500345
oct115640616773
928855236677
1010444021243
11447a417817
122035821937
13ca59a2a36
14711106295
15411d69c2d
hex26e831dfb

10444021243 has 8 divisors (see below), whose sum is σ = 10696275216. Its totient is φ = 10194381600.

The previous prime is 10444021219. The next prime is 10444021249. The reversal of 10444021243 is 34212044401.

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

It is a cyclic number.

It is not a de Polignac number, because 10444021243 - 225 = 10410466811 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10444021249) 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, 645496 + ... + 661477.

It is an arithmetic number, because the mean of its divisors is an integer number (1337034402).

Almost surely, 210444021243 is an apocalyptic number.

10444021243 is a deficient number, since it is larger than the sum of its proper divisors (252253973).

10444021243 is a wasteful number, since it uses less digits than its factorization.

10444021243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1307165.

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 10444021243 its reverse (34212044401), we get a palindrome (44656065644).

The spelling of 10444021243 in words is "ten billion, four hundred forty-four million, twenty-one thousand, two hundred forty-three".

Divisors: 1 61 131 7991 1306973 79725353 171213463 10444021243