Base | Representation |
---|---|
bin | 1110011100101… |
… | …10111001111000 |
3 | 22110001211002210 |
4 | 13032112321320 |
5 | 222012014334 |
6 | 20005455120 |
7 | 3001135302 |
oct | 716267170 |
9 | 273054083 |
10 | 121204344 |
11 | 62464688 |
12 | 347114a0 |
13 | 1c159161 |
14 | 12150972 |
15 | a9925e9 |
hex | 7396e78 |
121204344 has 64 divisors (see below), whose sum is σ = 321552000. Its totient is φ = 37964160.
The previous prime is 121204337. The next prime is 121204351. The reversal of 121204344 is 443402121.
It is an interprime number because it is at equal distance from previous prime (121204337) and next prime (121204351).
It is a self number, because there is not a number n which added to its sum of digits gives 121204344.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58722 + ... + 60750.
It is an arithmetic number, because the mean of its divisors is an integer number (5024250).
Almost surely, 2121204344 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 121204344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (160776000).
121204344 is an abundant number, since it is smaller than the sum of its proper divisors (200347656).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
121204344 is a wasteful number, since it uses less digits than its factorization.
121204344 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2188 (or 2184 counting only the distinct ones).
The product of its (nonzero) digits is 768, while the sum is 21.
The square root of 121204344 is about 11009.2844454124. The cubic root of 121204344 is about 494.8870183936.
Adding to 121204344 its reverse (443402121), we get a palindrome (564606465).
The spelling of 121204344 in words is "one hundred twenty-one million, two hundred four thousand, three hundred forty-four".
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