Base | Representation |
---|---|
bin | 11110111101101110110… |
… | …101100101100101001000 |
3 | 21112102101210201012102002 |
4 | 132331232311211211020 |
5 | 234330333244242330 |
6 | 4305310151330132 |
7 | 306506363366456 |
oct | 36755665454510 |
9 | 7472353635362 |
10 | 2127868352840 |
11 | 75047323694a |
12 | 2a448a980948 |
13 | 12587091a409 |
14 | 74dbcbd19d6 |
15 | 3a53db26e45 |
hex | 1ef6ed65948 |
2127868352840 has 64 divisors (see below), whose sum is σ = 4870500710400. Its totient is φ = 836553166848.
The previous prime is 2127868352821. The next prime is 2127868352861. The reversal of 2127868352840 is 482538687212.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1413785 + ... + 2500904.
It is an arithmetic number, because the mean of its divisors is an integer number (76101573600).
Almost surely, 22127868352840 is an apocalyptic number.
2127868352840 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2127868352840 is an abundant number, since it is smaller than the sum of its proper divisors (2742632357560).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2127868352840 is a wasteful number, since it uses less digits than its factorization.
2127868352840 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3914934 (or 3914930 counting only the distinct ones).
The product of its (nonzero) digits is 10321920, while the sum is 56.
The spelling of 2127868352840 in words is "two trillion, one hundred twenty-seven billion, eight hundred sixty-eight million, three hundred fifty-two thousand, eight hundred forty".
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