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10011010055 = 52002202011
BaseRepresentation
bin10010101001011001…
…11110010000000111
3221211200111000002012
421110230332100013
5131000304310210
64333214404435
7503040116144
oct112454762007
927750430065
1010011010055
114277a55032
121b3480071b
13c370739b7
146ad7cb3cb
153d8d35305
hex254b3e407

10011010055 has 4 divisors (see below), whose sum is σ = 12013212072. Its totient is φ = 8008808040.

The previous prime is 10011009977. The next prime is 10011010067. The reversal of 10011010055 is 55001011001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 55001011001 = 73497484149.

It is not a de Polignac number, because 10011010055 - 222 = 10006815751 is a prime.

It is a super-2 number, since 2×100110100552 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1001101001 + ... + 1001101010.

It is an arithmetic number, because the mean of its divisors is an integer number (3003303018).

Almost surely, 210011010055 is an apocalyptic number.

10011010055 is a deficient number, since it is larger than the sum of its proper divisors (2002202017).

10011010055 is an equidigital number, since it uses as much as digits as its factorization.

10011010055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2002202016.

The product of its (nonzero) digits is 25, while the sum is 14.

Adding to 10011010055 its reverse (55001011001), we get a palindrome (65012021056).

The spelling of 10011010055 in words is "ten billion, eleven million, ten thousand, fifty-five".

Divisors: 1 5 2002202011 10011010055