Base | Representation |
---|---|
bin | 1011101101010110… |
… | …1101011010101000 |
3 | 22010001011111012211 |
4 | 2323111231122220 |
5 | 22414103433230 |
6 | 1235514014504 |
7 | 140613214024 |
oct | 27325553250 |
9 | 8101144184 |
10 | 3143030440 |
11 | 1373182320 |
12 | 738717434 |
13 | 3b1213034 |
14 | 21b5d9384 |
15 | 135de842a |
hex | bb56d6a8 |
3143030440 has 64 divisors (see below), whose sum is σ = 7980768000. Its totient is φ = 1103504640.
The previous prime is 3143030437. The next prime is 3143030441. The reversal of 3143030440 is 440303413.
It is a Harshad number since it is a multiple of its sum of digits (22).
It is not an unprimeable number, because it can be changed into a prime (3143030441) 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, 110400 + ... + 135919.
It is an arithmetic number, because the mean of its divisors is an integer number (124699500).
Almost surely, 23143030440 is an apocalyptic number.
It is an amenable number.
3143030440 is an abundant number, since it is smaller than the sum of its proper divisors (4837737560).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3143030440 is a wasteful number, since it uses less digits than its factorization.
3143030440 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 246370 (or 246366 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 22.
The square root of 3143030440 is about 56062.7366438707. The cubic root of 3143030440 is about 1464.8152826547.
Adding to 3143030440 its reverse (440303413), we get a palindrome (3583333853).
The spelling of 3143030440 in words is "three billion, one hundred forty-three million, thirty thousand, four hundred forty".
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