Base | Representation |
---|---|
bin | 1110011011000… |
… | …01011000111011 |
3 | 22102122200102101 |
4 | 13031201120323 |
5 | 221433011042 |
6 | 20001044231 |
7 | 2666233243 |
oct | 715413073 |
9 | 272580371 |
10 | 120985147 |
11 | 62324a28 |
12 | 34626677 |
13 | 1c0b045a |
14 | 120d4b23 |
15 | a94c6b7 |
hex | 736163b |
120985147 has 4 divisors (see below), whose sum is σ = 121021776. Its totient is φ = 120948520.
The previous prime is 120985099. The next prime is 120985201. The reversal of 120985147 is 741589021.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 120985147 - 27 = 120985019 is a prime.
It is a super-2 number, since 2×1209851472 = 29274811589223218, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (120980147) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12808 + ... + 20149.
It is an arithmetic number, because the mean of its divisors is an integer number (30255444).
Almost surely, 2120985147 is an apocalyptic number.
120985147 is a deficient number, since it is larger than the sum of its proper divisors (36629).
120985147 is an equidigital number, since it uses as much as digits as its factorization.
120985147 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 36628.
The product of its (nonzero) digits is 20160, while the sum is 37.
The square root of 120985147 is about 10999.3248429165. The cubic root of 120985147 is about 494.5885054150.
The spelling of 120985147 in words is "one hundred twenty million, nine hundred eighty-five thousand, one hundred forty-seven".
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