Base | Representation |
---|---|
bin | 111111010101111… |
… | …1000111000111110 |
3 | 12111010101020220201 |
4 | 1332223320320332 |
5 | 13323102400210 |
6 | 550523234114 |
7 | 103445615560 |
oct | 17653707076 |
9 | 5433336821 |
10 | 2125434430 |
11 | 9a0830389 |
12 | 4b397893a |
13 | 27b454a12 |
14 | 1623cb330 |
15 | c68dd53a |
hex | 7eaf8e3e |
2125434430 has 96 divisors (see below), whose sum is σ = 4646980800. Its totient is φ = 685532160.
The previous prime is 2125434419. The next prime is 2125434463. The reversal of 2125434430 is 344345212.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6089896 + ... + 6090244.
It is an arithmetic number, because the mean of its divisors is an integer number (48406050).
Almost surely, 22125434430 is an apocalyptic number.
2125434430 is an abundant number, since it is smaller than the sum of its proper divisors (2521546370).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2125434430 is a wasteful number, since it uses less digits than its factorization.
2125434430 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 642 (or 623 counting only the distinct ones).
The product of its (nonzero) digits is 11520, while the sum is 28.
The square root of 2125434430 is about 46102.4341005982. The cubic root of 2125434430 is about 1285.7284004858.
Adding to 2125434430 its reverse (344345212), we get a palindrome (2469779642).
The spelling of 2125434430 in words is "two billion, one hundred twenty-five million, four hundred thirty-four thousand, four hundred thirty".
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