Base | Representation |
---|---|
bin | 1110011010010… |
… | …01000100001001 |
3 | 22102110121202020 |
4 | 13031021010021 |
5 | 221421314023 |
6 | 15554555053 |
7 | 2665336620 |
oct | 715110411 |
9 | 272417666 |
10 | 120885513 |
11 | 62267091 |
12 | 34598a89 |
13 | 1c076cb8 |
14 | 120aa6b7 |
15 | a92cde3 |
hex | 7349109 |
120885513 has 32 divisors (see below), whose sum is σ = 191769600. Its totient is φ = 66298176.
The previous prime is 120885473. The next prime is 120885517. The reversal of 120885513 is 315588021.
It is a happy number.
It is not a de Polignac number, because 120885513 - 26 = 120885449 is a prime.
It is a super-2 number, since 2×1208855132 = 29226614506546338, which contains 22 as substring.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (120885517) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 52143 + ... + 54411.
It is an arithmetic number, because the mean of its divisors is an integer number (5992800).
Almost surely, 2120885513 is an apocalyptic number.
It is an amenable number.
120885513 is a deficient number, since it is larger than the sum of its proper divisors (70884087).
120885513 is a wasteful number, since it uses less digits than its factorization.
120885513 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2381.
The product of its (nonzero) digits is 9600, while the sum is 33.
The square root of 120885513 is about 10994.7948139108. The cubic root of 120885513 is about 494.4526998617.
The spelling of 120885513 in words is "one hundred twenty million, eight hundred eighty-five thousand, five hundred thirteen".
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