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2103110993 = 16722356473
BaseRepresentation
bin111110101011010…
…1110110101010001
312102120101002220202
41331112232311101
513301344022433
6544404544545
7103055101634
oct17526566521
95376332822
102103110993
1198a173465
124a83b2155
13276939b99
1415d459c1b
15c497dee8
hex7d5aed51

2103110993 has 8 divisors (see below), whose sum is σ = 2125229568. Its totient is φ = 2081106144.

The previous prime is 2103110941. The next prime is 2103111013. The reversal of 2103110993 is 3990113012.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2103110993 - 210 = 2103109969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2103140993) 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 7 ways as a sum of consecutive naturals, for example, 9005 + ... + 65477.

It is an arithmetic number, because the mean of its divisors is an integer number (265653696).

Almost surely, 22103110993 is an apocalyptic number.

It is an amenable number.

2103110993 is a deficient number, since it is larger than the sum of its proper divisors (22118575).

2103110993 is a wasteful number, since it uses less digits than its factorization.

2103110993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56863.

The product of its (nonzero) digits is 1458, while the sum is 29.

The square root of 2103110993 is about 45859.6881040419. The cubic root of 2103110993 is about 1281.2112137440.

The spelling of 2103110993 in words is "two billion, one hundred three million, one hundred ten thousand, nine hundred ninety-three".

Divisors: 1 167 223 37241 56473 9430991 12593479 2103110993