Base | Representation |
---|---|
bin | 11111001001100000111… |
… | …111101111111011110010 |
3 | 21120122001120222011212110 |
4 | 133021200333233323302 |
5 | 240032241341200204 |
6 | 4315201454310150 |
7 | 310435051421214 |
oct | 37114077577362 |
9 | 7518046864773 |
10 | 2140521037554 |
11 | 755876360179 |
12 | 2a6a201b8356 |
13 | 126b09065bc3 |
14 | 7585d38c5b4 |
15 | 3aa2e820889 |
hex | 1f260fefef2 |
2140521037554 has 32 divisors (see below), whose sum is σ = 4304063761920. Its totient is φ = 709671508992.
The previous prime is 2140521037507. The next prime is 2140521037579. The reversal of 2140521037554 is 4557301250412.
It is a super-2 number, since 2×21405210375542 (a number of 25 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5840287 + ... + 6195965.
It is an arithmetic number, because the mean of its divisors is an integer number (134501992560).
Almost surely, 22140521037554 is an apocalyptic number.
2140521037554 is an abundant number, since it is smaller than the sum of its proper divisors (2163542724366).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2140521037554 is a wasteful number, since it uses less digits than its factorization.
2140521037554 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 361074.
The product of its (nonzero) digits is 168000, while the sum is 39.
Adding to 2140521037554 its reverse (4557301250412), we get a palindrome (6697822287966).
The spelling of 2140521037554 in words is "two trillion, one hundred forty billion, five hundred twenty-one million, thirty-seven thousand, five hundred fifty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •