Base | Representation |
---|---|
bin | 100100011101000000000… |
… | …110011000111001010111 |
3 | 22212110221122020200121211 |
4 | 210131000012120321113 |
5 | 312020311041201411 |
6 | 5154444453522251 |
7 | 345661155102460 |
oct | 44350006307127 |
9 | 8773848220554 |
10 | 2505041350231 |
11 | 886422599332 |
12 | 3455b1343387 |
13 | 1522bbc8b004 |
14 | 8935d459d67 |
15 | 452664d4221 |
hex | 24740198e57 |
2505041350231 has 8 divisors (see below), whose sum is σ = 3031310541600. Its totient is φ = 2020873694208.
The previous prime is 2505041350211. The next prime is 2505041350243. The reversal of 2505041350231 is 1320531405052.
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 2505041350231 - 29 = 2505041349719 is a prime.
It is a super-2 number, since 2×25050413502312 (a number of 26 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 2505041350193 and 2505041350202.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2505041350211) 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, 10525383706 + ... + 10525383943.
It is an arithmetic number, because the mean of its divisors is an integer number (378913817700).
Almost surely, 22505041350231 is an apocalyptic number.
2505041350231 is a deficient number, since it is larger than the sum of its proper divisors (526269191369).
2505041350231 is a wasteful number, since it uses less digits than its factorization.
2505041350231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21050767673.
The product of its (nonzero) digits is 18000, while the sum is 31.
Adding to 2505041350231 its reverse (1320531405052), we get a palindrome (3825572755283).
The spelling of 2505041350231 in words is "two trillion, five hundred five billion, forty-one million, three hundred fifty thousand, two hundred thirty-one".
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