Base | Representation |
---|---|
bin | 1110011010001… |
… | …11111000011101 |
3 | 22102110101002211 |
4 | 13031013320131 |
5 | 221421140134 |
6 | 15554520421 |
7 | 2665316530 |
oct | 715077035 |
9 | 272411084 |
10 | 120880669 |
11 | 62263488 |
12 | 34596111 |
13 | 1c074a30 |
14 | 120a8a17 |
15 | a92b764 |
hex | 7347e1d |
120880669 has 32 divisors (see below), whose sum is σ = 154103040. Its totient is φ = 92275200.
The previous prime is 120880667. The next prime is 120880681. The reversal of 120880669 is 966088021.
It is a cyclic number.
It is not a de Polignac number, because 120880669 - 21 = 120880667 is a prime.
It is a super-2 number, since 2×1208806692 = 29224272275775122, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (120880667) 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, 667759 + ... + 667939.
It is an arithmetic number, because the mean of its divisors is an integer number (4815720).
Almost surely, 2120880669 is an apocalyptic number.
It is an amenable number.
120880669 is a deficient number, since it is larger than the sum of its proper divisors (33222371).
120880669 is a wasteful number, since it uses less digits than its factorization.
120880669 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 421.
The product of its (nonzero) digits is 41472, while the sum is 40.
The square root of 120880669 is about 10994.5745256467. The cubic root of 120880669 is about 494.4460953734.
The spelling of 120880669 in words is "one hundred twenty million, eight hundred eighty thousand, six hundred sixty-nine".
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