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10011001000101 = 31910313537125963
BaseRepresentation
bin1001000110101101111000…
…1010001001000010100101
31022110001010212112221221120
42101223132022021002211
52303010012224000401
633142553530404153
72052161636324013
oct221533612110245
938401125487846
1010011001000101
11320a707095242
121158247b90659
1357805834313a
1426876c1bd8b3
15125620b2d836
hex91ade2890a5

10011001000101 has 32 divisors (see below), whose sum is σ = 14188101258240. Its totient is φ = 6260839432704.

The previous prime is 10011001000087. The next prime is 10011001000103. The reversal of 10011001000101 is 10100010011001.

It is not a de Polignac number, because 10011001000101 - 26 = 10011001000037 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10011001000101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10011001000103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 79412746 + ... + 79538708.

It is an arithmetic number, because the mean of its divisors is an integer number (443378164320).

Almost surely, 210011001000101 is an apocalyptic number.

It is an amenable number.

10011001000101 is a deficient number, since it is larger than the sum of its proper divisors (4177100258139).

10011001000101 is a wasteful number, since it uses less digits than its factorization.

10011001000101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139625.

The product of its (nonzero) digits is 1, while the sum is 6.

Adding to 10011001000101 its reverse (10100010011001), we get a palindrome (20111011011102).

The spelling of 10011001000101 in words is "ten trillion, eleven billion, one million, one hundred one", and thus it is an aban number.

Divisors: 1 3 19 57 103 309 1957 5871 13537 40611 125963 257203 377889 771609 1394311 2393297 4182933 7179891 12974189 26491909 38922567 79475727 246509591 739528773 1705161131 5115483393 32398061489 97194184467 175631596493 526894789479 3337000333367 10011001000101