Base | Representation |
---|---|
bin | 1110011110010… |
… | …00010011010001 |
3 | 22110110002122110 |
4 | 13033020103101 |
5 | 222040003143 |
6 | 20014055533 |
7 | 3002640213 |
oct | 717102321 |
9 | 273402573 |
10 | 121406673 |
11 | 625926a3 |
12 | 347aa5a9 |
13 | 1c1ca28b |
14 | 121a45b3 |
15 | a9d2533 |
hex | 73c84d1 |
121406673 has 64 divisors (see below), whose sum is σ = 191600640. Its totient is φ = 67888128.
The previous prime is 121406671. The next prime is 121406683. The reversal of 121406673 is 376604121.
It is not a de Polignac number, because 121406673 - 21 = 121406671 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 121406673.
It is not an unprimeable number, because it can be changed into a prime (121406671) by changing a digit.
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 63 ways as a sum of consecutive naturals, for example, 1462690 + ... + 1462772.
It is an arithmetic number, because the mean of its divisors is an integer number (2993760).
Almost surely, 2121406673 is an apocalyptic number.
It is an amenable number.
121406673 is a deficient number, since it is larger than the sum of its proper divisors (70193967).
121406673 is a wasteful number, since it uses less digits than its factorization.
121406673 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 198.
The product of its (nonzero) digits is 6048, while the sum is 30.
The square root of 121406673 is about 11018.4696305794. The cubic root of 121406673 is about 495.1622404620.
The spelling of 121406673 in words is "one hundred twenty-one million, four hundred six thousand, six hundred seventy-three".
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