Base | Representation |
---|---|
bin | 111010011100000001000… |
… | …0001110101111011111100 |
3 | 1001102211000121102012110212 |
4 | 1310320002001311323330 |
5 | 2023042230424143040 |
6 | 25025402052051552 |
7 | 1456160050033514 |
oct | 164700201657374 |
9 | 31384017365425 |
10 | 8031622881020 |
11 | 2617212806852 |
12 | a986ba303bb8 |
13 | 4634c027388b |
14 | 1daa38456844 |
15 | dddc32acd65 |
hex | 74e02075efc |
8031622881020 has 24 divisors (see below), whose sum is σ = 16867616572464. Its totient is φ = 3212418957696.
The previous prime is 8031622881017. The next prime is 8031622881097. The reversal of 8031622881020 is 201882261308.
It is a super-2 number, since 2×80316228810202 (a number of 27 digits) contains 22 as substring.
It is a congruent number.
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, 14100929 + ... + 14659448.
It is an arithmetic number, because the mean of its divisors is an integer number (702817357186).
Almost surely, 28031622881020 is an apocalyptic number.
It is an amenable number.
8031622881020 is an abundant number, since it is smaller than the sum of its proper divisors (8835993691444).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8031622881020 is a wasteful number, since it uses less digits than its factorization.
8031622881020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28774349 (or 28774347 counting only the distinct ones).
The product of its (nonzero) digits is 73728, while the sum is 41.
The spelling of 8031622881020 in words is "eight trillion, thirty-one billion, six hundred twenty-two million, eight hundred eighty-one thousand, twenty".
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