Base | Representation |
---|---|
bin | 10010101111011000… |
… | …11011111001111101 |
3 | 221222011220222010212 |
4 | 21113230123321331 |
5 | 131101131413041 |
6 | 4342210242205 |
7 | 504216540404 |
oct | 112754337175 |
9 | 27864828125 |
10 | 10061201021 |
11 | 42a3316273 |
12 | 1b49586365 |
13 | c44597cb1 |
14 | 6b633463b |
15 | 3dd44b8eb |
hex | 257b1be7d |
10061201021 has 4 divisors (see below), whose sum is σ = 10063576512. Its totient is φ = 10058825532.
The previous prime is 10061200997. The next prime is 10061201041. The reversal of 10061201021 is 12010216001.
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 10061201021 - 26 = 10061200957 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 10061200987 and 10061201005.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10061201041) 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, 1181381 + ... + 1189866.
It is an arithmetic number, because the mean of its divisors is an integer number (2515894128).
Almost surely, 210061201021 is an apocalyptic number.
It is an amenable number.
10061201021 is a deficient number, since it is larger than the sum of its proper divisors (2375491).
10061201021 is an equidigital number, since it uses as much as digits as its factorization.
10061201021 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2375490.
The product of its (nonzero) digits is 24, while the sum is 14.
Adding to 10061201021 its reverse (12010216001), we get a palindrome (22071417022).
The spelling of 10061201021 in words is "ten billion, sixty-one million, two hundred one thousand, twenty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.077 sec. • engine limits •