Base | Representation |
---|---|
bin | 1100101111011111… |
… | …0010111001001111 |
3 | 22211101002101102002 |
4 | 3023313302321033 |
5 | 24001110314411 |
6 | 1323223022515 |
7 | 150521634152 |
oct | 31367627117 |
9 | 8741071362 |
10 | 3420401231 |
11 | 14a5800085 |
12 | 7b559aa3b |
13 | 426819a70 |
14 | 24639bc99 |
15 | 15043733b |
hex | cbdf2e4f |
3420401231 has 16 divisors (see below), whose sum is σ = 3846795456. Its totient is φ = 3017558016.
The previous prime is 3420401227. The next prime is 3420401239. The reversal of 3420401231 is 1321040243.
It is a cyclic number.
It is not a de Polignac number, because 3420401231 - 22 = 3420401227 is a prime.
It is a super-2 number, since 2×34204012312 = 23398289162052630722, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3420401239) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 430511 + ... + 438383.
It is an arithmetic number, because the mean of its divisors is an integer number (240424716).
Almost surely, 23420401231 is an apocalyptic number.
3420401231 is a deficient number, since it is larger than the sum of its proper divisors (426394225).
3420401231 is a wasteful number, since it uses less digits than its factorization.
3420401231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9362.
The product of its (nonzero) digits is 576, while the sum is 20.
The square root of 3420401231 is about 58484.1964209136. The cubic root of 3420401231 is about 1506.6961713414.
Adding to 3420401231 its reverse (1321040243), we get a palindrome (4741441474).
The spelling of 3420401231 in words is "three billion, four hundred twenty million, four hundred one thousand, two hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •