Base | Representation |
---|---|
bin | 1011111010111101100000011… |
… | …0011111010100110010000100 |
3 | 11002000020120121100002202122010 |
4 | 2332233120012133110302010 |
5 | 1334423241004441220022 |
6 | 12132054122230334220 |
7 | 341461256465354241 |
oct | 27657300637246204 |
9 | 4060216540082563 |
10 | 838884531195012 |
11 | 223326a28204215 |
12 | 7a1055381ba370 |
13 | 2a011619889a43 |
14 | 10b223296c85c8 |
15 | 66eb4a245d50c |
hex | 2faf6067d4c84 |
838884531195012 has 48 divisors (see below), whose sum is σ = 2024928850694400. Its totient is φ = 269981138837760.
The previous prime is 838884531194993. The next prime is 838884531195017. The reversal of 838884531195012 is 210591135488838.
It is a super-2 number, since 2×8388845311950122 (a number of 31 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (838884531195017) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 824289 + ... + 40968872.
It is an arithmetic number, because the mean of its divisors is an integer number (42186017722800).
Almost surely, 2838884531195012 is an apocalyptic number.
It is an amenable number.
838884531195012 is an abundant number, since it is smaller than the sum of its proper divisors (1186044319499388).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
838884531195012 is a wasteful number, since it uses less digits than its factorization.
838884531195012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 41850876 (or 41850874 counting only the distinct ones).
The product of its (nonzero) digits is 66355200, while the sum is 66.
The spelling of 838884531195012 in words is "eight hundred thirty-eight trillion, eight hundred eighty-four billion, five hundred thirty-one million, one hundred ninety-five thousand, twelve".
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