Base | Representation |
---|---|
bin | 111000100100011000… |
… | …0001010000101000110 |
3 | 102121120010102112110101 |
4 | 1301020300022011012 |
5 | 3442242243334123 |
6 | 131450150514314 |
7 | 11530244066251 |
oct | 1611060120506 |
9 | 377503375411 |
10 | 121479668038 |
11 | 47579118673 |
12 | 1b66336599a |
13 | b5bc90b0a1 |
14 | 5c45a76098 |
15 | 325ed35aad |
hex | 1c48c0a146 |
121479668038 has 8 divisors (see below), whose sum is σ = 182221113888. Its totient is φ = 60739296744.
The previous prime is 121479667961. The next prime is 121479668071. The reversal of 121479668038 is 830866974121.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a self number, because there is not a number n which added to its sum of digits gives 121479668038.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 135720 + ... + 511252.
It is an arithmetic number, because the mean of its divisors is an integer number (22777639236).
Almost surely, 2121479668038 is an apocalyptic number.
121479668038 is a deficient number, since it is larger than the sum of its proper divisors (60741445850).
121479668038 is a wasteful number, since it uses less digits than its factorization.
121479668038 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 537278.
The product of its (nonzero) digits is 3483648, while the sum is 55.
The spelling of 121479668038 in words is "one hundred twenty-one billion, four hundred seventy-nine million, six hundred sixty-eight thousand, thirty-eight".
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