Base | Representation |
---|---|
bin | 111000100101111010… |
… | …1101101101001011110 |
3 | 102121200201212122022112 |
4 | 1301023311231221132 |
5 | 3442344023043334 |
6 | 131455240514022 |
7 | 11531443221656 |
oct | 1611365555136 |
9 | 377621778275 |
10 | 121531456094 |
11 | 475a537a814 |
12 | 1b67877b912 |
13 | b5ca5712c9 |
14 | 5c4c8b7366 |
15 | 32646654ce |
hex | 1c4bd6da5e |
121531456094 has 32 divisors (see below), whose sum is σ = 203297713920. Its totient is φ = 54149689728.
The previous prime is 121531456093. The next prime is 121531456103. The reversal of 121531456094 is 490654135121.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (121531456093) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1074719 + ... + 1182405.
It is an arithmetic number, because the mean of its divisors is an integer number (6353053560).
Almost surely, 2121531456094 is an apocalyptic number.
121531456094 is a deficient number, since it is larger than the sum of its proper divisors (81766257826).
121531456094 is a wasteful number, since it uses less digits than its factorization.
121531456094 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 109472.
The product of its (nonzero) digits is 129600, while the sum is 41.
The spelling of 121531456094 in words is "one hundred twenty-one billion, five hundred thirty-one million, four hundred fifty-six thousand, ninety-four".
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