Base | Representation |
---|---|
bin | 10011001010010100… |
… | …011101101100010010 |
3 | 1222002212001020112012 |
4 | 103022110131230102 |
5 | 314114000400224 |
6 | 13241321102522 |
7 | 1325564036450 |
oct | 231224355422 |
9 | 58085036465 |
10 | 20574231314 |
11 | 87a868755a |
12 | 3ba2327a42 |
13 | 1c2b650490 |
14 | dd26819d0 |
15 | 80639880e |
hex | 4ca51db12 |
20574231314 has 32 divisors (see below), whose sum is σ = 38216277120. Its totient is φ = 8089310592.
The previous prime is 20574231277. The next prime is 20574231319. The reversal of 20574231314 is 41313247502.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (20574231319) 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, 317099 + ... + 376430.
It is an arithmetic number, because the mean of its divisors is an integer number (1194258660).
Almost surely, 220574231314 is an apocalyptic number.
20574231314 is a deficient number, since it is larger than the sum of its proper divisors (17642045806).
20574231314 is a wasteful number, since it uses less digits than its factorization.
20574231314 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 693714.
The product of its (nonzero) digits is 20160, while the sum is 32.
Adding to 20574231314 its reverse (41313247502), we get a palindrome (61887478816).
The spelling of 20574231314 in words is "twenty billion, five hundred seventy-four million, two hundred thirty-one thousand, three hundred fourteen".
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