Base | Representation |
---|---|
bin | 10011011010101001… |
… | …011101011000010000 |
3 | 1222210221111210110102 |
4 | 103122221131120100 |
5 | 320144112424022 |
6 | 13324424351532 |
7 | 1335431345141 |
oct | 233251353020 |
9 | 58727453412 |
10 | 20848170512 |
11 | 8929281094 |
12 | 405a0155a8 |
13 | 1c73325290 |
14 | 101abcdac8 |
15 | 82045aa92 |
hex | 4daa5d610 |
20848170512 has 40 divisors (see below), whose sum is σ = 44426073216. Its totient is φ = 9417499776.
The previous prime is 20848170493. The next prime is 20848170583. The reversal of 20848170512 is 21507184802.
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, 1056518 + ... + 1076069.
Almost surely, 220848170512 is an apocalyptic number.
It is an amenable number.
20848170512 is an abundant number, since it is smaller than the sum of its proper divisors (23577902704).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20848170512 is a wasteful number, since it uses less digits than its factorization.
20848170512 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2132655 (or 2132649 counting only the distinct ones).
The product of its (nonzero) digits is 35840, while the sum is 38.
The spelling of 20848170512 in words is "twenty billion, eight hundred forty-eight million, one hundred seventy thousand, five hundred twelve".
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