Base | Representation |
---|---|
bin | 1100110100001111… |
… | …1110001100100001 |
3 | 22212202122221001100 |
4 | 3031003332030201 |
5 | 24021213323330 |
6 | 1325215025013 |
7 | 151153444410 |
oct | 31503761441 |
9 | 8782587040 |
10 | 3440370465 |
11 | 1505aaa284 |
12 | 80020b169 |
13 | 42a9bc18c |
14 | 248cb9477 |
15 | 15207e060 |
hex | cd0fe321 |
3440370465 has 96 divisors (see below), whose sum is σ = 6952697856. Its totient is φ = 1541358720.
The previous prime is 3440370457. The next prime is 3440370467. The reversal of 3440370465 is 5640730443.
It is a happy number.
3440370465 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 3440370465 - 23 = 3440370457 is a prime.
It is a super-2 number, since 2×34403704652 = 23672297872888632450, which contains 22 as substring.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (3440370467) by changing a digit.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 3471120 + ... + 3472110.
It is an arithmetic number, because the mean of its divisors is an integer number (72423936).
Almost surely, 23440370465 is an apocalyptic number.
3440370465 is a gapful number since it is divisible by the number (35) formed by its first and last digit.
It is an amenable number.
3440370465 is an abundant number, since it is smaller than the sum of its proper divisors (3512327391).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3440370465 is a wasteful number, since it uses less digits than its factorization.
3440370465 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1219 (or 1216 counting only the distinct ones).
The product of its (nonzero) digits is 120960, while the sum is 36.
The square root of 3440370465 is about 58654.6712973485. The cubic root of 3440370465 is about 1509.6226510558.
The spelling of 3440370465 in words is "three billion, four hundred forty million, three hundred seventy thousand, four hundred sixty-five".
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