Base | Representation |
---|---|
bin | 111111001100010… |
… | …1011110111010101 |
3 | 12110202220111102222 |
4 | 1332120223313111 |
5 | 13320310302331 |
6 | 550223312125 |
7 | 103355051123 |
oct | 17630536725 |
9 | 5422814388 |
10 | 2120400341 |
11 | 998a02184 |
12 | 4b214b645 |
13 | 27a3b1577 |
14 | 16187a913 |
15 | c6246b7b |
hex | 7e62bdd5 |
2120400341 has 8 divisors (see below), whose sum is σ = 2189337600. Its totient is φ = 2051496720.
The previous prime is 2120400319. The next prime is 2120400343. The reversal of 2120400341 is 1430040212.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2120400341 - 214 = 2120383957 is a prime.
It is a super-3 number, since 3×21204003413 (a number of 29 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2120400343) 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, 210815 + ... + 220643.
It is an arithmetic number, because the mean of its divisors is an integer number (273667200).
Almost surely, 22120400341 is an apocalyptic number.
It is an amenable number.
2120400341 is a deficient number, since it is larger than the sum of its proper divisors (68937259).
2120400341 is an equidigital number, since it uses as much as digits as its factorization.
2120400341 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16819.
The product of its (nonzero) digits is 192, while the sum is 17.
The square root of 2120400341 is about 46047.8049531137. The cubic root of 2120400341 is about 1284.7125159441.
Adding to 2120400341 its reverse (1430040212), we get a palindrome (3550440553).
The spelling of 2120400341 in words is "two billion, one hundred twenty million, four hundred thousand, three hundred forty-one".
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