Base | Representation |
---|---|
bin | 1001001011111101001010… |
… | …00010111011100100001000 |
3 | 2122112021220010110222110102 |
4 | 10211332211002323210020 |
5 | 10121442144022430432 |
6 | 110544400515304532 |
7 | 4153355253301400 |
oct | 445764502734410 |
9 | 78467803428412 |
10 | 20202000201992 |
11 | 64896904a3634 |
12 | 2323348bab148 |
13 | b3706ab1b18b |
14 | 4dbad3c4b800 |
15 | 250778c0c962 |
hex | 125fa50bb908 |
20202000201992 has 48 divisors (see below), whose sum is σ = 44153515085760. Its totient is φ = 8640221770656.
The previous prime is 20202000201991. The next prime is 20202000202019. The reversal of 20202000201992 is 29910200020202.
It is a super-2 number, since 2×202020002019922 (a number of 27 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (20202000201991) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 52720508 + ... + 53102315.
It is an arithmetic number, because the mean of its divisors is an integer number (919864897620).
Almost surely, 220202000201992 is an apocalyptic number.
It is an amenable number.
20202000201992 is an abundant number, since it is smaller than the sum of its proper divisors (23951514883768).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20202000201992 is a wasteful number, since it uses less digits than its factorization.
20202000201992 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 105823330 (or 105823319 counting only the distinct ones).
The product of its (nonzero) digits is 2592, while the sum is 29.
The spelling of 20202000201992 in words is "twenty trillion, two hundred two billion, two hundred one thousand, nine hundred ninety-two".
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