Base | Representation |
---|---|
bin | 1010111011000101001001… |
… | …0110001100111000101000 |
3 | 1120112011012020000222012002 |
4 | 2232301102112030320220 |
5 | 3033233201142030042 |
6 | 41313211324510132 |
7 | 2346462503361410 |
oct | 256612226147050 |
9 | 46464166028162 |
10 | 12010110111272 |
11 | 3910506067069 |
12 | 141b7816ab348 |
13 | 691719150c50 |
14 | 2d7414605640 |
15 | 15c6257ce132 |
hex | aec5258ce28 |
12010110111272 has 128 divisors (see below), whose sum is σ = 29213229158400. Its totient is φ = 4495188960000.
The previous prime is 12010110111271. The next prime is 12010110111317. The reversal of 12010110111272 is 27211101101021.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (12010110111271) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9809747 + ... + 10965917.
It is an arithmetic number, because the mean of its divisors is an integer number (228228352800).
Almost surely, 212010110111272 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 12010110111272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14606614579200).
12010110111272 is an abundant number, since it is smaller than the sum of its proper divisors (17203119047128).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12010110111272 is a wasteful number, since it uses less digits than its factorization.
12010110111272 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1156967 (or 1156963 counting only the distinct ones).
The product of its (nonzero) digits is 56, while the sum is 20.
Adding to 12010110111272 its reverse (27211101101021), we get a palindrome (39221211212293).
The spelling of 12010110111272 in words is "twelve trillion, ten billion, one hundred ten million, one hundred eleven thousand, two hundred seventy-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.144 sec. • engine limits •