Base | Representation |
---|---|
bin | 11101010001000010… |
… | …001101010100101110 |
3 | 10000010000101001202001 |
4 | 131101002031110232 |
5 | 1003324110220210 |
6 | 22234111522514 |
7 | 2161503115621 |
oct | 352102152456 |
9 | 100100331661 |
10 | 31424304430 |
11 | 12366223032 |
12 | 610bb2943a |
13 | 2c6a4a329c |
14 | 1741685db8 |
15 | c3dbc003a |
hex | 75108d52e |
31424304430 has 16 divisors (see below), whose sum is σ = 56628260640. Its totient is φ = 12555385632.
The previous prime is 31424304419. The next prime is 31424304433. The reversal of 31424304430 is 3440342413.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31424304433) 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, 1782810 + ... + 1800349.
It is an arithmetic number, because the mean of its divisors is an integer number (3539266290).
Almost surely, 231424304430 is an apocalyptic number.
31424304430 is a deficient number, since it is larger than the sum of its proper divisors (25203956210).
31424304430 is a wasteful number, since it uses less digits than its factorization.
31424304430 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3584043.
The product of its (nonzero) digits is 13824, while the sum is 28.
Adding to 31424304430 its reverse (3440342413), we get a palindrome (34864646843).
The spelling of 31424304430 in words is "thirty-one billion, four hundred twenty-four million, three hundred four thousand, four hundred thirty".
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