Base | Representation |
---|---|
bin | 110010000101100010… |
… | …111101110100111111 |
3 | 12010211000211100112211 |
4 | 302011202331310333 |
5 | 1340120204042143 |
6 | 40412315041251 |
7 | 3612502451026 |
oct | 620542756477 |
9 | 163730740484 |
10 | 53780143423 |
11 | 20898541826 |
12 | a50aa40227 |
13 | 50c0c74096 |
14 | 28627b38bd |
15 | 15eb68c49d |
hex | c858bdd3f |
53780143423 has 12 divisors (see below), whose sum is σ = 54239199600. Its totient is φ = 53323370496.
The previous prime is 53780143409. The next prime is 53780143427. The reversal of 53780143423 is 32434108735.
It is not a de Polignac number, because 53780143423 - 221 = 53778046271 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 (53780143427) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 69934783 + ... + 69935551.
It is an arithmetic number, because the mean of its divisors is an integer number (4519933300).
Almost surely, 253780143423 is an apocalyptic number.
53780143423 is a deficient number, since it is larger than the sum of its proper divisors (459056177).
53780143423 is an frugal number, since it uses more digits than its factorization.
53780143423 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2194 (or 1425 counting only the distinct ones).
The product of its (nonzero) digits is 241920, while the sum is 40.
The spelling of 53780143423 in words is "fifty-three billion, seven hundred eighty million, one hundred forty-three thousand, four hundred twenty-three".
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