Base | Representation |
---|---|
bin | 10001110111100010001… |
… | …011111110000110110000 |
3 | 11100101022201002112101222 |
4 | 101313202023332012300 |
5 | 130104124234440034 |
6 | 2340023223044212 |
7 | 154465345526462 |
oct | 21674213760660 |
9 | 4311281075358 |
10 | 1227860468144 |
11 | 433807251182 |
12 | 179b73ba0668 |
13 | 8ba2c63050b |
14 | 43600756132 |
15 | 21e15a8e12e |
hex | 11de22fe1b0 |
1227860468144 has 20 divisors (see below), whose sum is σ = 2434304766696. Its totient is φ = 599652786432.
The previous prime is 1227860468143. The next prime is 1227860468179. The reversal of 1227860468144 is 4418640687221.
It is not an unprimeable number, because it can be changed into a prime (1227860468143) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 892339769 + ... + 892341144.
Almost surely, 21227860468144 is an apocalyptic number.
It is an amenable number.
1227860468144 is a deficient number, since it is larger than the sum of its proper divisors (1206444298552).
1227860468144 is a wasteful number, since it uses less digits than its factorization.
1227860468144 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1784680964 (or 1784680958 counting only the distinct ones).
The product of its (nonzero) digits is 4128768, while the sum is 53.
The spelling of 1227860468144 in words is "one trillion, two hundred twenty-seven billion, eight hundred sixty million, four hundred sixty-eight thousand, one hundred forty-four".
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