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44020031001 = 3131345732401
BaseRepresentation
bin101000111111110011…
…000101111000011001
311012121211110021022120
4220333303011320121
51210123111443001
632120022011453
73115600042542
oct507763057031
9135554407276
1044020031001
111773a183911
128646276b89
1341c6b9852b
1421b84574c9
1512298b7236
hexa3fcc5e19

44020031001 has 16 divisors (see below), whose sum is σ = 59160349248. Its totient is φ = 29113344000.

The previous prime is 44020030963. The next prime is 44020031059. The reversal of 44020031001 is 10013002044.

It is not a de Polignac number, because 44020031001 - 211 = 44020028953 is a prime.

It is not an unprimeable number, because it can be changed into a prime (44020031401) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1342401 + ... + 1374801.

It is an arithmetic number, because the mean of its divisors is an integer number (3697521828).

Almost surely, 244020031001 is an apocalyptic number.

It is an amenable number.

44020031001 is a deficient number, since it is larger than the sum of its proper divisors (15140318247).

44020031001 is a wasteful number, since it uses less digits than its factorization.

44020031001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35992.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 44020031001 its reverse (10013002044), we get a palindrome (54033033045).

The spelling of 44020031001 in words is "forty-four billion, twenty million, thirty-one thousand, one".

Divisors: 1 3 131 393 3457 10371 32401 97203 452867 1358601 4244531 12733593 112010257 336030771 14673343667 44020031001