Base | Representation |
---|---|
bin | 10001111000000010011… |
… | …101001000011110101010 |
3 | 11100102201102202222020011 |
4 | 101320002131020132222 |
5 | 130111231332303434 |
6 | 2340153042322134 |
7 | 154514641225312 |
oct | 21700235103652 |
9 | 4312642688204 |
10 | 1228401837994 |
11 | 433a648a4381 |
12 | 17a0a535934a |
13 | 8bab783b7c6 |
14 | 436525da442 |
15 | 21e48379e64 |
hex | 11e027487aa |
1228401837994 has 16 divisors (see below), whose sum is σ = 1843383951360. Its totient is φ = 613940585440.
The previous prime is 1228401837983. The next prime is 1228401838019. The reversal of 1228401837994 is 4997381048221.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57116247 + ... + 57137749.
It is an arithmetic number, because the mean of its divisors is an integer number (115211496960).
Almost surely, 21228401837994 is an apocalyptic number.
1228401837994 is a deficient number, since it is larger than the sum of its proper divisors (614982113366).
1228401837994 is a wasteful number, since it uses less digits than its factorization.
1228401837994 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 32285.
The product of its (nonzero) digits is 6967296, while the sum is 58.
The spelling of 1228401837994 in words is "one trillion, two hundred twenty-eight billion, four hundred one million, eight hundred thirty-seven thousand, nine hundred ninety-four".
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