Base | Representation |
---|---|
bin | 1110001011011111101… |
… | …01000101001101100001 |
3 | 1201120120022211220002201 |
4 | 13011233311011031201 |
5 | 30440300104143101 |
6 | 1011453043213201 |
7 | 50125312224112 |
oct | 7055765051541 |
9 | 1646508756081 |
10 | 487207490401 |
11 | 178694a21715 |
12 | 7a510977201 |
13 | 36c35a56878 |
14 | 1981c26a209 |
15 | ca17a19e01 |
hex | 716fd45361 |
487207490401 has 16 divisors (see below), whose sum is σ = 496532836800. Its totient is φ = 477980633088.
The previous prime is 487207490369. The next prime is 487207490437. The reversal of 487207490401 is 104094702784.
It is a cyclic number.
It is not a de Polignac number, because 487207490401 - 25 = 487207490369 is a prime.
It is a super-2 number, since 2×4872074904012 (a number of 24 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (487207490461) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8857881 + ... + 8912713.
It is an arithmetic number, because the mean of its divisors is an integer number (31033302300).
Almost surely, 2487207490401 is an apocalyptic number.
It is an amenable number.
487207490401 is a deficient number, since it is larger than the sum of its proper divisors (9325346399).
487207490401 is a wasteful number, since it uses less digits than its factorization.
487207490401 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 55728.
The product of its (nonzero) digits is 451584, while the sum is 46.
The spelling of 487207490401 in words is "four hundred eighty-seven billion, two hundred seven million, four hundred ninety thousand, four hundred one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •