Base | Representation |
---|---|
bin | 1001011010100000000001… |
… | …00101100111010101110000 |
3 | 2201022001211201002021012210 |
4 | 10231100000211213111300 |
5 | 10203134142032232214 |
6 | 112010130443452120 |
7 | 4234436501362320 |
oct | 455200045472560 |
9 | 81261751067183 |
10 | 20701752227184 |
11 | 6661622490976 |
12 | 23a417ab27040 |
13 | b722227852a2 |
14 | 517d82161280 |
15 | 25d777babb59 |
hex | 12d400967570 |
20701752227184 has 40 divisors (see below), whose sum is σ = 61119458957440. Its totient is φ = 5914786350528.
The previous prime is 20701752227179. The next prime is 20701752227227. The reversal of 20701752227184 is 48172225710702.
It is a Harshad number since it is a multiple of its sum of digits (48).
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, 30806178574 + ... + 30806179245.
It is an arithmetic number, because the mean of its divisors is an integer number (1527986473936).
Almost surely, 220701752227184 is an apocalyptic number.
20701752227184 is a gapful number since it is divisible by the number (24) formed by its first and last digit.
It is an amenable number.
20701752227184 is an abundant number, since it is smaller than the sum of its proper divisors (40417706730256).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20701752227184 is a wasteful number, since it uses less digits than its factorization.
20701752227184 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 61612357837 (or 61612357831 counting only the distinct ones).
The product of its (nonzero) digits is 878080, while the sum is 48.
Adding to 20701752227184 its reverse (48172225710702), we get a palindrome (68873977937886).
The spelling of 20701752227184 in words is "twenty trillion, seven hundred one billion, seven hundred fifty-two million, two hundred twenty-seven thousand, one hundred eighty-four".
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