Base | Representation |
---|---|
bin | 10010000011010011011… |
… | …01011100010000000001 |
3 | 2012021222012120012120120 |
4 | 21001221231130100001 |
5 | 40130232143413442 |
6 | 1152534404330453 |
7 | 62545225620651 |
oct | 11015155342001 |
9 | 2167865505516 |
10 | 620248810497 |
11 | 21a056313628 |
12 | a02600a3a29 |
13 | 46648a4c294 |
14 | 2203d616361 |
15 | 112028854ec |
hex | 9069b5c401 |
620248810497 has 4 divisors (see below), whose sum is σ = 826998414000. Its totient is φ = 413499206996.
The previous prime is 620248810487. The next prime is 620248810523. The reversal of 620248810497 is 794018842026.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 620248810497 - 210 = 620248809473 is a prime.
It is not an unprimeable number, because it can be changed into a prime (620248810487) 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, 103374801747 + ... + 103374801752.
It is an arithmetic number, because the mean of its divisors is an integer number (206749603500).
Almost surely, 2620248810497 is an apocalyptic number.
It is an amenable number.
620248810497 is a deficient number, since it is larger than the sum of its proper divisors (206749603503).
620248810497 is a wasteful number, since it uses less digits than its factorization.
620248810497 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 206749603502.
The product of its (nonzero) digits is 1548288, while the sum is 51.
The spelling of 620248810497 in words is "six hundred twenty billion, two hundred forty-eight million, eight hundred ten thousand, four hundred ninety-seven".
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