Base | Representation |
---|---|
bin | 110010111100100000111010… |
… | …1100101110011111111100100 |
3 | 2011202200000101102011121020210 |
4 | 1211321001311211303333210 |
5 | 432214011200221021040 |
6 | 4225024131425455420 |
7 | 163250502665266650 |
oct | 14571016545637744 |
9 | 2152600342147223 |
10 | 448121680642020 |
11 | 11a87037923a270 |
12 | 42314b981a1570 |
13 | 16307901b53158 |
14 | 7c932c29d1a60 |
15 | 36c1a17594480 |
hex | 1979075973fe4 |
448121680642020 has 192 divisors, whose sum is σ = 1564366915141632. Its totient is φ = 93115308480000.
The previous prime is 448121680642001. The next prime is 448121680642067. The reversal of 448121680642020 is 20246086121844.
It is a happy number.
It is a super-2 number, since 2×4481216806420202 (a number of 30 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 559317310 + ... + 560117930.
It is an arithmetic number, because the mean of its divisors is an integer number (8147744349696).
Almost surely, 2448121680642020 is an apocalyptic number.
It is an amenable number.
448121680642020 is an abundant number, since it is smaller than the sum of its proper divisors (1116245234499612).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
448121680642020 is a wasteful number, since it uses less digits than its factorization.
448121680642020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 921802 (or 921800 counting only the distinct ones).
The product of its (nonzero) digits is 1179648, while the sum is 48.
The spelling of 448121680642020 in words is "four hundred forty-eight trillion, one hundred twenty-one billion, six hundred eighty million, six hundred forty-two thousand, twenty".
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