Base | Representation |
---|---|
bin | 1110011000111… |
… | …01000110100010 |
3 | 22102010110201221 |
4 | 13030131012202 |
5 | 221400033232 |
6 | 15551045254 |
7 | 2663656624 |
oct | 714350642 |
9 | 272113657 |
10 | 120705442 |
11 | 62153870 |
12 | 3451082a |
13 | 1c013050 |
14 | 12060c14 |
15 | a8e4897 |
hex | 731d1a2 |
120705442 has 64 divisors (see below), whose sum is σ = 227203200. Its totient is φ = 47278080.
The previous prime is 120705437. The next prime is 120705451. The reversal of 120705442 is 244507021.
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 31 ways as a sum of consecutive naturals, for example, 526984 + ... + 527212.
It is an arithmetic number, because the mean of its divisors is an integer number (3550050).
Almost surely, 2120705442 is an apocalyptic number.
120705442 is a deficient number, since it is larger than the sum of its proper divisors (106497758).
120705442 is a wasteful number, since it uses less digits than its factorization.
120705442 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 371.
The product of its (nonzero) digits is 2240, while the sum is 25.
The square root of 120705442 is about 10986.6028416431. The cubic root of 120705442 is about 494.2070656906.
The spelling of 120705442 in words is "one hundred twenty million, seven hundred five thousand, four hundred forty-two".
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