Base | Representation |
---|---|
bin | 111000100011111011… |
… | …1010100001011110100 |
3 | 102121112002101111101020 |
4 | 1301013313110023310 |
5 | 3442224440022340 |
6 | 131444455301140 |
7 | 11530003325526 |
oct | 1610767241364 |
9 | 377462344336 |
10 | 121464767220 |
11 | 47570770445 |
12 | 1b65a37a7b0 |
13 | b5b97c1934 |
14 | 5c43ab7a16 |
15 | 325d8909d0 |
hex | 1c47dd42f4 |
121464767220 has 48 divisors (see below), whose sum is σ = 342383932800. Its totient is φ = 32173215616.
The previous prime is 121464767209. The next prime is 121464767261. The reversal of 121464767220 is 22767464121.
It is a super-3 number, since 3×1214647672203 (a number of 34 digits) contains 333 as substring.
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, 6784392 + ... + 6802271.
It is an arithmetic number, because the mean of its divisors is an integer number (7132998600).
Almost surely, 2121464767220 is an apocalyptic number.
121464767220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
121464767220 is an abundant number, since it is smaller than the sum of its proper divisors (220919165580).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
121464767220 is a wasteful number, since it uses less digits than its factorization.
121464767220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13586824 (or 13586822 counting only the distinct ones).
The product of its (nonzero) digits is 225792, while the sum is 42.
The spelling of 121464767220 in words is "one hundred twenty-one billion, four hundred sixty-four million, seven hundred sixty-seven thousand, two hundred twenty".
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