Base | Representation |
---|---|
bin | 10010111010110110… |
… | …101101101010000010 |
3 | 1221102202211110012110 |
4 | 102322312231222002 |
5 | 313101040233041 |
6 | 13155452040150 |
7 | 1316263505532 |
oct | 227266555202 |
9 | 57382743173 |
10 | 20314774146 |
11 | 8685184547 |
12 | 3b2b463056 |
13 | 1bb9979324 |
14 | daa0234c2 |
15 | 7dd6e7516 |
hex | 4badada82 |
20314774146 has 16 divisors (see below), whose sum is σ = 40647737664. Its totient is φ = 6768559824.
The previous prime is 20314774111. The next prime is 20314774163. The reversal of 20314774146 is 64147741302.
It is a super-3 number, since 3×203147741463 (a number of 32 digits) contains 333 as substring.
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, 743350 + ... + 770193.
It is an arithmetic number, because the mean of its divisors is an integer number (2540483604).
Almost surely, 220314774146 is an apocalyptic number.
20314774146 is an abundant number, since it is smaller than the sum of its proper divisors (20332963518).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20314774146 is a wasteful number, since it uses less digits than its factorization.
20314774146 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1515785.
The product of its (nonzero) digits is 112896, while the sum is 39.
The spelling of 20314774146 in words is "twenty billion, three hundred fourteen million, seven hundred seventy-four thousand, one hundred forty-six".
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