Base | Representation |
---|---|
bin | 10011010010101110… |
… | …101100111101111011 |
3 | 1222110200112122220111 |
4 | 103102232230331323 |
5 | 314411110433410 |
6 | 13303321205151 |
7 | 1332226243252 |
oct | 232256547573 |
9 | 58420478814 |
10 | 20715327355 |
11 | 8870298058 |
12 | 40216307b7 |
13 | 1c51952668 |
14 | 10072cd799 |
15 | 813969b8a |
hex | 4d2bacf7b |
20715327355 has 8 divisors (see below), whose sum is σ = 24861643200. Its totient is φ = 16570094976.
The previous prime is 20715327341. The next prime is 20715327359. The reversal of 20715327355 is 55372351702.
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 20715327355 - 25 = 20715327323 is a prime.
It is a super-2 number, since 2×207153273552 (a number of 21 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (20715327359) 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, 228190 + ... + 305779.
It is an arithmetic number, because the mean of its divisors is an integer number (3107705400).
Almost surely, 220715327355 is an apocalyptic number.
20715327355 is a deficient number, since it is larger than the sum of its proper divisors (4146315845).
20715327355 is an equidigital number, since it uses as much as digits as its factorization.
20715327355 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 541733.
The product of its (nonzero) digits is 220500, while the sum is 40.
The spelling of 20715327355 in words is "twenty billion, seven hundred fifteen million, three hundred twenty-seven thousand, three hundred fifty-five".
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