Base | Representation |
---|---|
bin | 10010110000101100… |
… | …000001110111110010 |
3 | 1220222212212110010000 |
4 | 102300230001313302 |
5 | 312223403414302 |
6 | 13130520050430 |
7 | 1312122612366 |
oct | 226054016762 |
9 | 56885773100 |
10 | 20144201202 |
11 | 85a7970574 |
12 | 3aa2303a16 |
13 | 1b905262a8 |
14 | d915012a6 |
15 | 7cd75231c |
hex | 4b0b01df2 |
20144201202 has 80 divisors (see below), whose sum is σ = 46840172544. Its totient is φ = 6463800000.
The previous prime is 20144201123. The next prime is 20144201213. The reversal of 20144201202 is 20210244102.
20144201202 is a `hidden beast` number, since 20 + 1 + 442 + 0 + 1 + 202 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is an unprimeable number.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 948702 + ... + 969702.
Almost surely, 220144201202 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 20144201202, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23420086272).
20144201202 is an abundant number, since it is smaller than the sum of its proper divisors (26695971342).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20144201202 is a wasteful number, since it uses less digits than its factorization.
20144201202 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21237 (or 21228 counting only the distinct ones).
The product of its (nonzero) digits is 256, while the sum is 18.
Adding to 20144201202 its reverse (20210244102), we get a palindrome (40354445304).
The spelling of 20144201202 in words is "twenty billion, one hundred forty-four million, two hundred one thousand, two hundred two".
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