Base | Representation |
---|---|
bin | 101101000111010011000… |
… | …110001011010100011101 |
3 | 101222101012011202202222002 |
4 | 231013103012023110131 |
5 | 401243214014012341 |
6 | 10332115044332045 |
7 | 436661111655554 |
oct | 55072306132435 |
9 | 11871164682862 |
10 | 3100213032221 |
11 | a9587a486068 |
12 | 420a130a4025 |
13 | 19646c50a6c6 |
14 | aa0a036cd9b |
15 | 5599c50e29b |
hex | 2d1d318b51d |
3100213032221 has 16 divisors (see below), whose sum is σ = 3266294803200. Its totient is φ = 2934423551808.
The previous prime is 3100213032179. The next prime is 3100213032233. The reversal of 3100213032221 is 1222303120013.
3100213032221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 3100213032221 - 210 = 3100213031197 is a prime.
It is a super-2 number, since 2×31002130322212 (a number of 26 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 3100213032193 and 3100213032202.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3100213032271) 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, 139455935 + ... + 139478163.
It is an arithmetic number, because the mean of its divisors is an integer number (204143425200).
Almost surely, 23100213032221 is an apocalyptic number.
It is an amenable number.
3100213032221 is a deficient number, since it is larger than the sum of its proper divisors (166081770979).
3100213032221 is a wasteful number, since it uses less digits than its factorization.
3100213032221 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28468.
The product of its (nonzero) digits is 432, while the sum is 20.
Adding to 3100213032221 its reverse (1222303120013), we get a palindrome (4322516152234).
The spelling of 3100213032221 in words is "three trillion, one hundred billion, two hundred thirteen million, thirty-two thousand, two hundred twenty-one".
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