Base | Representation |
---|---|
bin | 1110010111100… |
… | …10101011010110 |
3 | 22101210122100221 |
4 | 13023302223112 |
5 | 221324003140 |
6 | 15543224554 |
7 | 2662334200 |
oct | 713625326 |
9 | 271718327 |
10 | 120531670 |
11 | 62045256 |
12 | 3444815a |
13 | 1bc81c1c |
14 | 12017770 |
15 | a8ad14a |
hex | 72f2ad6 |
120531670 has 24 divisors (see below), whose sum is σ = 252379584. Its totient is φ = 41324976.
The previous prime is 120531647. The next prime is 120531731. The reversal of 120531670 is 76135021.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 122502 + ... + 123481.
It is an arithmetic number, because the mean of its divisors is an integer number (10515816).
Almost surely, 2120531670 is an apocalyptic number.
120531670 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
120531670 is an abundant number, since it is smaller than the sum of its proper divisors (131847914).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
120531670 is a wasteful number, since it uses less digits than its factorization.
120531670 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 246004 (or 245997 counting only the distinct ones).
The product of its (nonzero) digits is 1260, while the sum is 25.
The square root of 120531670 is about 10978.6916342522. The cubic root of 120531670 is about 493.9697922270.
Adding to 120531670 its reverse (76135021), we get a palindrome (196666691).
The spelling of 120531670 in words is "one hundred twenty million, five hundred thirty-one thousand, six hundred seventy".
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