Base | Representation |
---|---|
bin | 1011111101110… |
… | …00111011001100 |
3 | 20222212102201212 |
4 | 11332320323030 |
5 | 201143402142 |
6 | 13543153552 |
7 | 2326102145 |
oct | 576707314 |
9 | 228772655 |
10 | 100372172 |
11 | 5172610a |
12 | 297458b8 |
13 | 17a44024 |
14 | d48aacc |
15 | 8c29d82 |
hex | 5fb8ecc |
100372172 has 12 divisors (see below), whose sum is σ = 181317696. Its totient is φ = 48567120.
The previous prime is 100372171. The next prime is 100372183. The reversal of 100372172 is 271273001.
It is not an unprimeable number, because it can be changed into a prime (100372171) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 404603 + ... + 404850.
It is an arithmetic number, because the mean of its divisors is an integer number (15109808).
Almost surely, 2100372172 is an apocalyptic number.
It is an amenable number.
100372172 is a deficient number, since it is larger than the sum of its proper divisors (80945524).
100372172 is a wasteful number, since it uses less digits than its factorization.
100372172 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 809488 (or 809486 counting only the distinct ones).
The product of its (nonzero) digits is 588, while the sum is 23.
The square root of 100372172 is about 10018.5913181445. The cubic root of 100372172 is about 464.7339936169.
The spelling of 100372172 in words is "one hundred million, three hundred seventy-two thousand, one hundred seventy-two".
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