Base | Representation |
---|---|
bin | 100011011110110100111100… |
… | …1111111011111111110010111 |
3 | 1111221001111000101111222000010 |
4 | 1012331221321333133332113 |
5 | 311401422041344022221 |
6 | 3023440454114451303 |
7 | 122511330264356502 |
oct | 10675517177377627 |
9 | 1457044011458003 |
10 | 312100140220311 |
11 | 90498a207a1a83 |
12 | 2b007121593b33 |
13 | 1051bbbc68a821 |
14 | 570da27d36139 |
15 | 2613692e65c76 |
hex | 11bda79fdff97 |
312100140220311 has 8 divisors (see below), whose sum is σ = 416134616318080. Its totient is φ = 208066212134712.
The previous prime is 312100140220279. The next prime is 312100140220357. The reversal of 312100140220311 is 113022041001213.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 312100140220311 - 25 = 312100140220279 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (312100140220361) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 135672331 + ... + 137953548.
It is an arithmetic number, because the mean of its divisors is an integer number (52016827039760).
Almost surely, 2312100140220311 is an apocalyptic number.
312100140220311 is a deficient number, since it is larger than the sum of its proper divisors (104034476097769).
312100140220311 is a wasteful number, since it uses less digits than its factorization.
312100140220311 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 274006085.
The product of its (nonzero) digits is 288, while the sum is 21.
Adding to 312100140220311 its reverse (113022041001213), we get a palindrome (425122181221524).
The spelling of 312100140220311 in words is "three hundred twelve trillion, one hundred billion, one hundred forty million, two hundred twenty thousand, three hundred eleven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.081 sec. • engine limits •