Base | Representation |
---|---|
bin | 10011010010010001… |
… | …110100100010110110 |
3 | 1222110011022000020212 |
4 | 103102101310202312 |
5 | 314402141144324 |
6 | 13302451025422 |
7 | 1332105011045 |
oct | 232221644266 |
9 | 58404260225 |
10 | 20707756214 |
11 | 8866a96812 |
12 | 401ab9b272 |
13 | 1c502014b2 |
14 | 10062bc55c |
15 | 812e7170e |
hex | 4d24748b6 |
20707756214 has 8 divisors (see below), whose sum is σ = 32696457240. Its totient is φ = 9808937136.
The previous prime is 20707756163. The next prime is 20707756217. The reversal of 20707756214 is 41265770702.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×207077562142 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20707756217) 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, 272470439 + ... + 272470514.
It is an arithmetic number, because the mean of its divisors is an integer number (4087057155).
Almost surely, 220707756214 is an apocalyptic number.
20707756214 is a deficient number, since it is larger than the sum of its proper divisors (11988701026).
20707756214 is a wasteful number, since it uses less digits than its factorization.
20707756214 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 544940974.
The product of its (nonzero) digits is 164640, while the sum is 41.
The spelling of 20707756214 in words is "twenty billion, seven hundred seven million, seven hundred fifty-six thousand, two hundred fourteen".
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