Base | Representation |
---|---|
bin | 100000001010010100010… |
… | …011000011001101100101 |
3 | 21211021122202100021100122 |
4 | 200022110103003031211 |
5 | 242202241402241010 |
6 | 4411150111051325 |
7 | 315450240224531 |
oct | 40122423031545 |
9 | 7737582307318 |
10 | 2210101212005 |
11 | 782331576085 |
12 | 2b83ba510b45 |
13 | 13054751a06b |
14 | 78d8031cbc1 |
15 | 3c753153855 |
hex | 202944c3365 |
2210101212005 has 8 divisors (see below), whose sum is σ = 2658605861400. Its totient is φ = 1763758031616.
The previous prime is 2210101211977. The next prime is 2210101212013. The reversal of 2210101212005 is 5002121010122.
It can be written as a sum of positive squares in 4 ways, for example, as 375531193636 + 1834570018369 = 612806^2 + 1354463^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2210101212005 is a prime.
It is a super-2 number, since 2×22101012120052 (a number of 25 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 540365000 + ... + 540369089.
It is an arithmetic number, because the mean of its divisors is an integer number (332325732675).
Almost surely, 22210101212005 is an apocalyptic number.
It is an amenable number.
2210101212005 is a deficient number, since it is larger than the sum of its proper divisors (448504649395).
2210101212005 is a wasteful number, since it uses less digits than its factorization.
2210101212005 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1080734503.
The product of its (nonzero) digits is 80, while the sum is 17.
Adding to 2210101212005 its reverse (5002121010122), we get a palindrome (7212222222127).
The spelling of 2210101212005 in words is "two trillion, two hundred ten billion, one hundred one million, two hundred twelve thousand, five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •