Base | Representation |
---|---|
bin | 11111001100011000110… |
… | …101001010101110100010 |
3 | 21120221000112111111101210 |
4 | 133030120311022232202 |
5 | 240110100422141313 |
6 | 4320431512210550 |
7 | 310604352112620 |
oct | 37143065125642 |
9 | 7527015444353 |
10 | 2143605271458 |
11 | 757109323812 |
12 | 2a7541099a56 |
13 | 1271ab030991 |
14 | 75a72c40510 |
15 | 3ab604a29c3 |
hex | 1f318d4aba2 |
2143605271458 has 32 divisors (see below), whose sum is σ = 4901292426240. Its totient is φ = 612255744720.
The previous prime is 2143605271417. The next prime is 2143605271537. The reversal of 2143605271458 is 8541725063412.
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, 8326038 + ... + 8579633.
It is an arithmetic number, because the mean of its divisors is an integer number (153165388320).
Almost surely, 22143605271458 is an apocalyptic number.
2143605271458 is an abundant number, since it is smaller than the sum of its proper divisors (2757687154782).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2143605271458 is a wasteful number, since it uses less digits than its factorization.
2143605271458 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16908702.
The product of its (nonzero) digits is 1612800, while the sum is 48.
The spelling of 2143605271458 in words is "two trillion, one hundred forty-three billion, six hundred five million, two hundred seventy-one thousand, four hundred fifty-eight".
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