Base | Representation |
---|---|
bin | 10101011011100001… |
… | …010101000001101100 |
3 | 2012101121221100112210 |
4 | 111123201111001230 |
5 | 334111114100022 |
6 | 14323142330420 |
7 | 1443134215530 |
oct | 253341250154 |
9 | 65347840483 |
10 | 23010300012 |
11 | 9838794a77 |
12 | 4562129a10 |
13 | 222925744b |
14 | 118400dbc0 |
15 | 8ea196a0c |
hex | 55b85506c |
23010300012 has 96 divisors (see below), whose sum is σ = 62652828672. Its totient is φ = 6436475136.
The previous prime is 23010299987. The next prime is 23010300041. The reversal of 23010300012 is 21000301032.
It is a happy number.
It is a super-5 number, since 5×230103000125 (a number of 53 digits) contains 55555 as substring.
It is a Harshad number since it is a multiple of its sum of digits (12).
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2162818 + ... + 2173430.
It is an arithmetic number, because the mean of its divisors is an integer number (652633632).
Almost surely, 223010300012 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 23010300012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31326414336).
23010300012 is an abundant number, since it is smaller than the sum of its proper divisors (39642528660).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23010300012 is a wasteful number, since it uses less digits than its factorization.
23010300012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11167 (or 11165 counting only the distinct ones).
The product of its (nonzero) digits is 36, while the sum is 12.
Adding to 23010300012 its reverse (21000301032), we get a palindrome (44010601044).
The spelling of 23010300012 in words is "twenty-three billion, ten million, three hundred thousand, twelve".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •