Base | Representation |
---|---|
bin | 100000011110010001100… |
… | …111010111010110111001 |
3 | 21220022222020100102221111 |
4 | 200132101213113112321 |
5 | 243030133421322413 |
6 | 4425052354440321 |
7 | 320136263614633 |
oct | 40362147272671 |
9 | 7808866312844 |
10 | 2231531042233 |
11 | 790429108779 |
12 | 30059b2930a1 |
13 | 1325811b908c |
14 | 7a01447da53 |
15 | 3d0a96a7d3d |
hex | 207919d75b9 |
2231531042233 has 8 divisors (see below), whose sum is σ = 2257896284640. Its totient is φ = 2205194508000.
The previous prime is 2231531042231. The next prime is 2231531042281. The reversal of 2231531042233 is 3322401351322.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2231531042233 - 21 = 2231531042231 is a prime.
It is a super-3 number, since 3×22315310422333 (a number of 38 digits) contains 333 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 2231531042195 and 2231531042204.
It is not an unprimeable number, because it can be changed into a prime (2231531042231) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7020643 + ... + 7331608.
It is an arithmetic number, because the mean of its divisors is an integer number (282237035580).
Almost surely, 22231531042233 is an apocalyptic number.
It is an amenable number.
2231531042233 is a deficient number, since it is larger than the sum of its proper divisors (26365242407).
2231531042233 is a wasteful number, since it uses less digits than its factorization.
2231531042233 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14354087.
The product of its (nonzero) digits is 25920, while the sum is 31.
Adding to 2231531042233 its reverse (3322401351322), we get a palindrome (5553932393555).
The spelling of 2231531042233 in words is "two trillion, two hundred thirty-one billion, five hundred thirty-one million, forty-two thousand, two hundred thirty-three".
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