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10103404111 = 15166909961
BaseRepresentation
bin10010110100011010…
…11011011001001111
3222002010100002220021
421122031123121033
5131142432412421
64350315003011
7505241342443
oct113215333117
928063302807
1010103404111
114315121059
121b5b739467
13c50253538
146bbb9c823
153e1ed6341
hex25a35b64f

10103404111 has 4 divisors (see below), whose sum is σ = 10170314224. Its totient is φ = 10036494000.

The previous prime is 10103404099. The next prime is 10103404123. The reversal of 10103404111 is 11140430101.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 11140430101 = 11398587877.

It is an interprime number because it is at equal distance from previous prime (10103404099) and next prime (10103404123).

It is a cyclic number.

It is not a de Polignac number, because 10103404111 - 233 = 1513469519 is a prime.

It is a super-3 number, since 3×101034041113 (a number of 31 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10103404411) 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 3 ways as a sum of consecutive naturals, for example, 33454830 + ... + 33455131.

It is an arithmetic number, because the mean of its divisors is an integer number (2542578556).

Almost surely, 210103404111 is an apocalyptic number.

10103404111 is a deficient number, since it is larger than the sum of its proper divisors (66910113).

10103404111 is an equidigital number, since it uses as much as digits as its factorization.

10103404111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66910112.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 10103404111 its reverse (11140430101), we get a palindrome (21243834212).

The spelling of 10103404111 in words is "ten billion, one hundred three million, four hundred four thousand, one hundred eleven".

Divisors: 1 151 66909961 10103404111