Base | Representation |
---|---|
bin | 110000000100111… |
… | …1011001000100000 |
3 | 11011102112202220120 |
4 | 1200021323020200 |
5 | 11300440323430 |
6 | 424024440240 |
7 | 54656044341 |
oct | 14011731040 |
9 | 4142482816 |
10 | 1613214240 |
11 | 758687810 |
12 | 390319080 |
13 | 1c92b1651 |
14 | 1143740c8 |
15 | 9695e610 |
hex | 6027b220 |
1613214240 has 96 divisors (see below), whose sum is σ = 5543608896. Its totient is φ = 391080960.
The previous prime is 1613214203. The next prime is 1613214241. The reversal of 1613214240 is 424123161.
It is a tau number, because it is divible by the number of its divisors (96).
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a self number, because there is not a number n which added to its sum of digits gives 1613214240.
It is not an unprimeable number, because it can be changed into a prime (1613214241) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 147487 + ... + 158046.
It is an arithmetic number, because the mean of its divisors is an integer number (57745926).
Almost surely, 21613214240 is an apocalyptic number.
1613214240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1613214240 is an abundant number, since it is smaller than the sum of its proper divisors (3930394656).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1613214240 is a wasteful number, since it uses less digits than its factorization.
1613214240 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 305562 (or 305554 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 24.
The square root of 1613214240 is about 40164.8383539633. The cubic root of 1613214240 is about 1172.8181608326.
It can be divided in two parts, 161321 and 4240, that added together give a palindrome (165561).
The spelling of 1613214240 in words is "one billion, six hundred thirteen million, two hundred fourteen thousand, two hundred forty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.085 sec. • engine limits •