Base | Representation |
---|---|
bin | 10011000010111111… |
… | …100100101011101110 |
3 | 1221210021202102020102 |
4 | 103002333210223232 |
5 | 313341014030124 |
6 | 13221210351102 |
7 | 1322542206236 |
oct | 230277445356 |
9 | 57707672212 |
10 | 20451314414 |
11 | 8745263243 |
12 | 3b6912b492 |
13 | 1c0c04499b |
14 | dc0206cc6 |
15 | 7ea6b8aae |
hex | 4c2fe4aee |
20451314414 has 8 divisors (see below), whose sum is σ = 30732048648. Its totient is φ = 10207298200.
The previous prime is 20451314369. The next prime is 20451314419. The reversal of 20451314414 is 41441315402.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×204513144142 (a number of 21 digits) contains 22 as substring.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20451314419) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9178112 + ... + 9180339.
It is an arithmetic number, because the mean of its divisors is an integer number (3841506081).
Almost surely, 220451314414 is an apocalyptic number.
20451314414 is a deficient number, since it is larger than the sum of its proper divisors (10280734234).
20451314414 is a wasteful number, since it uses less digits than its factorization.
20451314414 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18359010.
The product of its (nonzero) digits is 7680, while the sum is 29.
Adding to 20451314414 its reverse (41441315402), we get a palindrome (61892629816).
The spelling of 20451314414 in words is "twenty billion, four hundred fifty-one million, three hundred fourteen thousand, four hundred fourteen".
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