Base | Representation |
---|---|
bin | 11011100000111101101001… |
… | …001101100110010110100100 |
3 | 120212110200100000022221200000 |
4 | 123200331221031212112210 |
5 | 111330132013444044234 |
6 | 1105212205523421300 |
7 | 34326601533356334 |
oct | 3340755115462644 |
9 | 525420300287600 |
10 | 121012468737444 |
11 | 356161108a5099 |
12 | 116a503ab24830 |
13 | 526a5719b755b |
14 | 21c506b46d0c4 |
15 | decc2a87c899 |
hex | 6e0f693665a4 |
121012468737444 has 72 divisors (see below), whose sum is σ = 317337388368000. Its totient is φ = 40322815174944.
The previous prime is 121012468737427. The next prime is 121012468737481. The reversal of 121012468737444 is 444737864210121.
121012468737444 is a `hidden beast` number, since 1 + 2 + 1 + 0 + 1 + 2 + 468 + 73 + 74 + 44 = 666.
It is a super-2 number, since 2×1210124687374442 (a number of 29 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (54).
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19972284 + ... + 25316339.
Almost surely, 2121012468737444 is an apocalyptic number.
It is an amenable number.
121012468737444 is an abundant number, since it is smaller than the sum of its proper divisors (196324919630556).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
121012468737444 is a wasteful number, since it uses less digits than its factorization.
121012468737444 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 45291391 (or 45291377 counting only the distinct ones).
The product of its (nonzero) digits is 7225344, while the sum is 54.
The spelling of 121012468737444 in words is "one hundred twenty-one trillion, twelve billion, four hundred sixty-eight million, seven hundred thirty-seven thousand, four hundred forty-four".
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