Base | Representation |
---|---|
bin | 10010101010100111… |
… | …00000010101001001 |
3 | 221212101111012010110 |
4 | 21111103200111021 |
5 | 131010401023423 |
6 | 4334215104533 |
7 | 503222016246 |
oct | 112523402511 |
9 | 27771435113 |
10 | 10021111113 |
11 | 4282724112 |
12 | 1b38072149 |
13 | c3919c560 |
14 | 6b0c9a5cd |
15 | 3d9b7d193 |
hex | 2554e0549 |
10021111113 has 16 divisors (see below), whose sum is σ = 14418152000. Its totient is φ = 6154467264.
The previous prime is 10021111103. The next prime is 10021111129. The reversal of 10021111113 is 31111112001.
It is not a de Polignac number, because 10021111113 - 28 = 10021110857 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (10021111103) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 238006 + ... + 276927.
It is an arithmetic number, because the mean of its divisors is an integer number (901134500).
Almost surely, 210021111113 is an apocalyptic number.
10021111113 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
It is an amenable number.
10021111113 is a deficient number, since it is larger than the sum of its proper divisors (4397040887).
10021111113 is a wasteful number, since it uses less digits than its factorization.
10021111113 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 515448.
The product of its (nonzero) digits is 6, while the sum is 12.
Adding to 10021111113 its reverse (31111112001), we get a palindrome (41132223114).
The spelling of 10021111113 in words is "ten billion, twenty-one million, one hundred eleven thousand, one hundred thirteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •