Base | Representation |
---|---|
bin | 1001000111010011001011… |
… | …0011010101110110101111 |
3 | 1022110222222111011201110220 |
4 | 2101310302303111312233 |
5 | 2303141012310134411 |
6 | 33151331112102423 |
7 | 2052664665154050 |
oct | 221646263256657 |
9 | 38428874151426 |
10 | 10021011021231 |
11 | 3213983524281 |
12 | 115a180394a13 |
13 | 578c9212b972 |
14 | 26903b7d0727 |
15 | 125a0981ab06 |
hex | 91d32cd5daf |
10021011021231 has 32 divisors (see below), whose sum is σ = 16231265948160. Its totient is φ = 5368480628736.
The previous prime is 10021011021179. The next prime is 10021011021337. The reversal of 10021011021231 is 13212011012001.
It is not a de Polignac number, because 10021011021231 - 29 = 10021011020719 is a prime.
It is a super-2 number, since 2×100210110212312 (a number of 27 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 10021011021231.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10021011021631) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 54519261 + ... + 54702758.
It is an arithmetic number, because the mean of its divisors is an integer number (507227060880).
Almost surely, 210021011021231 is an apocalyptic number.
10021011021231 is a deficient number, since it is larger than the sum of its proper divisors (6210254926929).
10021011021231 is a wasteful number, since it uses less digits than its factorization.
10021011021231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 109222303.
The product of its (nonzero) digits is 24, while the sum is 15.
Adding to 10021011021231 its reverse (13212011012001), we get a palindrome (23233022033232).
The spelling of 10021011021231 in words is "ten trillion, twenty-one billion, eleven million, twenty-one thousand, two hundred thirty-one".
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