Base | Representation |
---|---|
bin | 11111001111001111010… |
… | …110100010011001000010 |
3 | 21121012220221120102110100 |
4 | 133033033112202121002 |
5 | 240132333333104300 |
6 | 4322055421543230 |
7 | 311043264310404 |
oct | 37171726423102 |
9 | 7535827512410 |
10 | 2146667472450 |
11 | 75843a908736 |
12 | 2a8056714b16 |
13 | 127578582c27 |
14 | 75c837d8b74 |
15 | 3ac8e231700 |
hex | 1f3cf5a2642 |
2146667472450 has 72 divisors (see below), whose sum is σ = 6070926279600. Its totient is φ = 542315990880.
The previous prime is 2146667472401. The next prime is 2146667472457. The reversal of 2146667472450 is 542747666412.
It is not an unprimeable number, because it can be changed into a prime (2146667472457) by changing a digit.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 125527560 + ... + 125544659.
It is an arithmetic number, because the mean of its divisors is an integer number (84318420550).
Almost surely, 22146667472450 is an apocalyptic number.
2146667472450 is an abundant number, since it is smaller than the sum of its proper divisors (3924258807150).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2146667472450 is a wasteful number, since it uses less digits than its factorization.
2146667472450 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 251072256 (or 251072248 counting only the distinct ones).
The product of its (nonzero) digits is 13547520, while the sum is 54.
The spelling of 2146667472450 in words is "two trillion, one hundred forty-six billion, six hundred sixty-seven million, four hundred seventy-two thousand, four hundred fifty".
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