Base | Representation |
---|---|
bin | 11011100000110101000010… |
… | …100111010011100101110000 |
3 | 120212102210111020022222010112 |
4 | 123200311002213103211300 |
5 | 111330004104143332240 |
6 | 1105204041135520452 |
7 | 34326123605014565 |
oct | 3340650247234560 |
9 | 525383436288115 |
10 | 121003231230320 |
11 | 3561220053328a |
12 | 116a32a1389128 |
13 | 526972bc79cca |
14 | 21c48326b086c |
15 | dec8898d8665 |
hex | 6e0d429d3970 |
121003231230320 has 40 divisors (see below), whose sum is σ = 281342978792736. Its totient is φ = 48399491858688.
The previous prime is 121003231230313. The next prime is 121003231230341. The reversal of 121003231230320 is 23032132300121.
It is a tau number, because it is divible by the number of its divisors (40).
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, 25970012 + ... + 30272891.
Almost surely, 2121003231230320 is an apocalyptic number.
121003231230320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
121003231230320 is an abundant number, since it is smaller than the sum of its proper divisors (160339747562416).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
121003231230320 is a wasteful number, since it uses less digits than its factorization.
121003231230320 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 56269809 (or 56269803 counting only the distinct ones).
The product of its (nonzero) digits is 1296, while the sum is 23.
Adding to 121003231230320 its reverse (23032132300121), we get a palindrome (144035363530441).
The spelling of 121003231230320 in words is "one hundred twenty-one trillion, three billion, two hundred thirty-one million, two hundred thirty thousand, three hundred twenty".
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