Base | Representation |
---|---|
bin | 1001001011111110110100… |
… | …10010001100101101100000 |
3 | 2122112101012101011222102210 |
4 | 10211333122102030231200 |
5 | 10122001011202144312 |
6 | 110545025303442120 |
7 | 4153416350315106 |
oct | 445773222145540 |
9 | 78471171158383 |
10 | 20202893396832 |
11 | 6489aa96a8093 |
12 | 2323558156340 |
13 | b37180ba1233 |
14 | 4dbb7a715c76 |
15 | 2507cc342e3c |
hex | 125fda48cb60 |
20202893396832 has 96 divisors (see below), whose sum is σ = 53708909345280. Its totient is φ = 6648432560640.
The previous prime is 20202893396797. The next prime is 20202893396909. The reversal of 20202893396832 is 23869339820202.
It is a tau number, because it is divible by the number of its divisors (96).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 84920607 + ... + 85158177.
It is an arithmetic number, because the mean of its divisors is an integer number (559467805680).
Almost surely, 220202893396832 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 20202893396832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26854454672640).
20202893396832 is an abundant number, since it is smaller than the sum of its proper divisors (33506015948448).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20202893396832 is a wasteful number, since it uses less digits than its factorization.
20202893396832 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 248876 (or 248868 counting only the distinct ones).
The product of its (nonzero) digits is 13436928, while the sum is 57.
The spelling of 20202893396832 in words is "twenty trillion, two hundred two billion, eight hundred ninety-three million, three hundred ninety-six thousand, eight hundred thirty-two".
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