Base | Representation |
---|---|
bin | 1110011101010… |
… | …10001101101001 |
3 | 22110012211121000 |
4 | 13032222031221 |
5 | 222022032213 |
6 | 20011305213 |
7 | 3001615005 |
oct | 716521551 |
9 | 273184530 |
10 | 121283433 |
11 | 62509047 |
12 | 3474b209 |
13 | 1c18615b |
14 | 12171705 |
15 | a9aac73 |
hex | 73aa369 |
121283433 has 32 divisors (see below), whose sum is σ = 184016000. Its totient is φ = 78926400.
The previous prime is 121283417. The next prime is 121283443. The reversal of 121283433 is 334382121.
It is not a de Polignac number, because 121283433 - 24 = 121283417 is a prime.
It is a super-2 number, since 2×1212834332 = 29419342240530978, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 121283397 and 121283406.
It is not an unprimeable number, because it can be changed into a prime (121283443) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 347343 + ... + 347691.
It is an arithmetic number, because the mean of its divisors is an integer number (5750500).
Almost surely, 2121283433 is an apocalyptic number.
It is an amenable number.
121283433 is a deficient number, since it is larger than the sum of its proper divisors (62732567).
121283433 is a wasteful number, since it uses less digits than its factorization.
121283433 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 630 (or 624 counting only the distinct ones).
The product of its digits is 3456, while the sum is 27.
The square root of 121283433 is about 11012.8757824648. The cubic root of 121283433 is about 494.9946372238.
The spelling of 121283433 in words is "one hundred twenty-one million, two hundred eighty-three thousand, four hundred thirty-three".
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