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90100022000108 = 22172383556021957
BaseRepresentation
bin10100011111001000001011…
…110011100011100111101100
3102211000110220110010100011212
4110133020023303203213230
543302144321113000413
6515343213444133552
724656340352452461
oct2437101363434754
9384013813110155
1090100022000108
112678822857526a
12a131ba30972b8
133b3751b230a93
141836c15a2d668
15a63a959aeca8
hex51f20bce39ec

90100022000108 has 24 divisors (see below), whose sum is σ = 167020099831872. Its totient is φ = 42382217574144.

The previous prime is 90100022000081. The next prime is 90100022000119. The reversal of 90100022000108 is 80100022000109.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 277848935 + ... + 278173022.

It is an arithmetic number, because the mean of its divisors is an integer number (6959170826328).

Almost surely, 290100022000108 is an apocalyptic number.

It is an amenable number.

90100022000108 is a deficient number, since it is larger than the sum of its proper divisors (76920077831764).

90100022000108 is a wasteful number, since it uses less digits than its factorization.

90100022000108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 556024361 (or 556024359 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 23.

Subtracting from 90100022000108 its reverse (80100022000109), we obtain a palindrome (9999999999999).

The spelling of 90100022000108 in words is "ninety trillion, one hundred billion, twenty-two million, one hundred eight", and thus it is an aban number.

Divisors: 1 2 4 17 34 68 2383 4766 9532 40511 81022 162044 556021957 1112043914 2224087828 9452373269 18904746538 37809493076 1325000323531 2650000647062 5300001294124 22525005500027 45050011000054 90100022000108