Base | Representation |
---|---|
bin | 10011111010001000… |
… | …101110010111001101 |
3 | 2001011202120200201112 |
4 | 103322020232113031 |
5 | 322234333211422 |
6 | 13453055421405 |
7 | 1354504625336 |
oct | 237210562715 |
9 | 61152520645 |
10 | 21376460237 |
11 | 907a4aaa70 |
12 | 4186b24865 |
13 | 2028903a52 |
14 | 106b02b28d |
15 | 851a10ee2 |
hex | 4fa22e5cd |
21376460237 has 8 divisors (see below), whose sum is σ = 23334305472. Its totient is φ = 19421036800.
The previous prime is 21376460227. The next prime is 21376460243. The reversal of 21376460237 is 73206467312.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 21376460237 - 28 = 21376459981 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 21376460194 and 21376460203.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (21376460227) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 586964 + ... + 622317.
It is an arithmetic number, because the mean of its divisors is an integer number (2916788184).
Almost surely, 221376460237 is an apocalyptic number.
It is an amenable number.
21376460237 is a deficient number, since it is larger than the sum of its proper divisors (1957845235).
21376460237 is a wasteful number, since it uses less digits than its factorization.
21376460237 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1210899.
The product of its (nonzero) digits is 254016, while the sum is 41.
The spelling of 21376460237 in words is "twenty-one billion, three hundred seventy-six million, four hundred sixty thousand, two hundred thirty-seven".
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