Base | Representation |
---|---|
bin | 101110101101110001100… |
… | …1110011011011111110101 |
3 | 211201210102012222000100101 |
4 | 1131123203032123133311 |
5 | 1320143132244212101 |
6 | 21353311154514101 |
7 | 1231602545011000 |
oct | 135334316333765 |
9 | 24653365860311 |
10 | 6420493350901 |
11 | 2055a09129693 |
12 | 878402295931 |
13 | 3775b0640576 |
14 | 182a799bc537 |
15 | b2029aa0401 |
hex | 5d6e339b7f5 |
6420493350901 has 24 divisors (see below), whose sum is σ = 7902273451200. Its totient is φ = 5213633597928.
The previous prime is 6420493350857. The next prime is 6420493350913. The reversal of 6420493350901 is 1090533940246.
It is not a de Polignac number, because 6420493350901 - 27 = 6420493350773 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (6420493350301) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25802271 + ... + 26049916.
It is an arithmetic number, because the mean of its divisors is an integer number (329261393800).
Almost surely, 26420493350901 is an apocalyptic number.
It is an amenable number.
6420493350901 is a deficient number, since it is larger than the sum of its proper divisors (1481780100299).
6420493350901 is an equidigital number, since it uses as much as digits as its factorization.
6420493350901 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 51852246 (or 51852213 counting only the distinct ones).
The product of its (nonzero) digits is 699840, while the sum is 46.
The spelling of 6420493350901 in words is "six trillion, four hundred twenty billion, four hundred ninety-three million, three hundred fifty thousand, nine hundred one".
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