Base | Representation |
---|---|
bin | 1110010100011… |
… | …01100010011010 |
3 | 22101000121002200 |
4 | 13022031202122 |
5 | 221222224102 |
6 | 15530311030 |
7 | 2655660336 |
oct | 712154232 |
9 | 271017080 |
10 | 120117402 |
11 | 61891a89 |
12 | 34288476 |
13 | 1bb684b2 |
14 | 11d4a7c6 |
15 | a82a51c |
hex | 728d89a |
120117402 has 24 divisors (see below), whose sum is σ = 260665236. Its totient is φ = 39975936.
The previous prime is 120117397. The next prime is 120117407. The reversal of 120117402 is 204711021.
It is an interprime number because it is at equal distance from previous prime (120117397) and next prime (120117407).
It can be written as a sum of positive squares in 2 ways, for example, as 110439081 + 9678321 = 10509^2 + 3111^2 .
It is a Harshad number since it is a multiple of its sum of digits (18).
It is not an unprimeable number, because it can be changed into a prime (120117407) 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 11 ways as a sum of consecutive naturals, for example, 7258 + ... + 17114.
Almost surely, 2120117402 is an apocalyptic number.
120117402 is an abundant number, since it is smaller than the sum of its proper divisors (140547834).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
120117402 is a wasteful number, since it uses less digits than its factorization.
120117402 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10542 (or 10539 counting only the distinct ones).
The product of its (nonzero) digits is 112, while the sum is 18.
The square root of 120117402 is about 10959.8084837282. The cubic root of 120117402 is about 493.4032170094.
Adding to 120117402 its reverse (204711021), we get a palindrome (324828423).
It can be divided in two parts, 1201 and 17402, that multiplied together give a palindrome (20899802).
The spelling of 120117402 in words is "one hundred twenty million, one hundred seventeen thousand, four hundred two".
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