Base | Representation |
---|---|
bin | 1011111011110… |
… | …11011111001100 |
3 | 20222101122112120 |
4 | 11331323133030 |
5 | 201112324044 |
6 | 13533532540 |
7 | 2324003400 |
oct | 575733714 |
9 | 228348476 |
10 | 100120524 |
11 | 51574039 |
12 | 29644150 |
13 | 1798661a |
14 | d423100 |
15 | 8bca519 |
hex | 5f7b7cc |
100120524 has 72 divisors (see below), whose sum is σ = 278450928. Its totient is φ = 27901440.
The previous prime is 100120513. The next prime is 100120529. The reversal of 100120524 is 425021001.
It is not an unprimeable number, because it can be changed into a prime (100120529) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22032 + ... + 26184.
It is an arithmetic number, because the mean of its divisors is an integer number (3867374).
Almost surely, 2100120524 is an apocalyptic number.
100120524 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 100120524, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (139225464).
100120524 is an abundant number, since it is smaller than the sum of its proper divisors (178330404).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
100120524 is a wasteful number, since it uses less digits than its factorization.
100120524 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4215 (or 4206 counting only the distinct ones).
The product of its (nonzero) digits is 80, while the sum is 15.
The square root of 100120524 is about 10006.0243853391. The cubic root of 100120524 is about 464.3452827802.
Adding to 100120524 its reverse (425021001), we get a palindrome (525141525).
The spelling of 100120524 in words is "one hundred million, one hundred twenty thousand, five hundred twenty-four".
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