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11111000107 = 42743259949
BaseRepresentation
bin10100101100100010…
…00110100000101011
31001200100022021202111
422112101012200223
5140223404000412
65034311143151
7542224641214
oct122621064053
931610267674
1011111000107
114791962919
1221a1074ab7
131080c1cc9c
1477592640b
154506b82a7
hex29644682b

11111000107 has 4 divisors (see below), whose sum is σ = 11111302800. Its totient is φ = 11110697416.

The previous prime is 11111000081. The next prime is 11111000119. The reversal of 11111000107 is 70100011111.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11111000107 - 27 = 11110999979 is a prime.

It is a super-2 number, since 2×111110001072 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11111000807) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87232 + ... + 172717.

It is an arithmetic number, because the mean of its divisors is an integer number (2777825700).

Almost surely, 211111000107 is an apocalyptic number.

11111000107 is a deficient number, since it is larger than the sum of its proper divisors (302693).

11111000107 is an equidigital number, since it uses as much as digits as its factorization.

11111000107 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 302692.

The product of its (nonzero) digits is 7, while the sum is 13.

Adding to 11111000107 its reverse (70100011111), we get a palindrome (81211011218).

The spelling of 11111000107 in words is "eleven billion, one hundred eleven million, one hundred seven", and thus it is an aban number.

Divisors: 1 42743 259949 11111000107