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10031222444 = 2219539772549
BaseRepresentation
bin10010101011110100…
…00100111010101100
3221220002111220021012
421111322010322230
5131020443104234
64335215524352
7503403661325
oct112572047254
927802456235
1010031222444
1142883aa991
121b3b5296b8
13c3b2cc9a9
146b236d44c
153da9c90ce
hex255e84eac

10031222444 has 48 divisors (see below), whose sum is σ = 18853884000. Its totient is φ = 4655379456.

The previous prime is 10031222441. The next prime is 10031222491. The reversal of 10031222444 is 44422213001.

10031222444 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (10031222441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3934082 + ... + 3936630.

It is an arithmetic number, because the mean of its divisors is an integer number (392789250).

Almost surely, 210031222444 is an apocalyptic number.

It is an amenable number.

10031222444 is a deficient number, since it is larger than the sum of its proper divisors (8822661556).

10031222444 is a wasteful number, since it uses less digits than its factorization.

10031222444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3602 (or 3600 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 10031222444 its reverse (44422213001), we get a palindrome (54453435445).

The spelling of 10031222444 in words is "ten billion, thirty-one million, two hundred twenty-two thousand, four hundred forty-four".

Divisors: 1 2 4 19 38 53 76 106 212 977 1007 1954 2014 2549 3908 4028 5098 10196 18563 37126 48431 51781 74252 96862 103562 135097 193724 207124 270194 540388 983839 1967678 2490373 2566843 3935356 4980746 5133686 9961492 10267372 47317087 94634174 131989769 189268348 263979538 527959076 2507805611 5015611222 10031222444