Base | Representation |
---|---|
bin | 1110011011101… |
… | …00000000000000 |
3 | 22102210112222200 |
4 | 13031310000000 |
5 | 221442431001 |
6 | 20002433200 |
7 | 3000001422 |
oct | 715640000 |
9 | 272715880 |
10 | 121061376 |
11 | 62377227 |
12 | 34662800 |
13 | 1c109067 |
14 | 12114812 |
15 | a965086 |
hex | 7374000 |
121061376 has 90 divisors (see below), whose sum is σ = 350148162. Its totient is φ = 40304640.
The previous prime is 121061371. The next prime is 121061377. The reversal of 121061376 is 673160121.
It can be written as a sum of positive squares in only one way, i.e., 92160000 + 28901376 = 9600^2 + 5376^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (121061371) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 147046 + ... + 147866.
Almost surely, 2121061376 is an apocalyptic number.
121061376 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 121061376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (175074081).
121061376 is an abundant number, since it is smaller than the sum of its proper divisors (229086786).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
121061376 is an frugal number, since it uses more digits than its factorization.
121061376 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 855 (or 826 counting only the distinct ones).
The product of its (nonzero) digits is 1512, while the sum is 27.
The square root of 121061376 is about 11002.7894644949. The cubic root of 121061376 is about 494.6923585810.
The spelling of 121061376 in words is "one hundred twenty-one million, sixty-one thousand, three hundred seventy-six".
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