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10108299191 = 97241103951
BaseRepresentation
bin10010110101000000…
…00110011110110111
3222002110112210200112
421122200012132313
5131200211033231
64351011533235
7505331061014
oct113240063667
928073483615
1010108299191
114317964881
121b612ba21b
13c51278633
146bc6b470b
153e265192b
hex25a8067b7

10108299191 has 4 divisors (see below), whose sum is σ = 10108500384. Its totient is φ = 10108098000.

The previous prime is 10108299169. The next prime is 10108299197. The reversal of 10108299191 is 19199280101.

10108299191 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 19199280101 = 73263003837.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-10108299191 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10108299197) 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 3 ways as a sum of consecutive naturals, for example, 45266 + ... + 149216.

It is an arithmetic number, because the mean of its divisors is an integer number (2527125096).

Almost surely, 210108299191 is an apocalyptic number.

10108299191 is a deficient number, since it is larger than the sum of its proper divisors (201193).

10108299191 is an equidigital number, since it uses as much as digits as its factorization.

10108299191 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201192.

The product of its (nonzero) digits is 11664, while the sum is 41.

The spelling of 10108299191 in words is "ten billion, one hundred eight million, two hundred ninety-nine thousand, one hundred ninety-one".

Divisors: 1 97241 103951 10108299191