Base | Representation |
---|---|
bin | 1011111101111… |
… | …00000101101010 |
3 | 20222220002111210 |
4 | 11332330011222 |
5 | 201144311010 |
6 | 13543333550 |
7 | 2326155006 |
oct | 576740552 |
9 | 228802453 |
10 | 100385130 |
11 | 5173491a |
12 | 297512b6 |
13 | 17a49bb1 |
14 | d491706 |
15 | 8c2db20 |
hex | 5fbc16a |
100385130 has 32 divisors (see below), whose sum is σ = 248698368. Its totient is φ = 25905600.
The previous prime is 100385123. The next prime is 100385171. The reversal of 100385130 is 31583001.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 100385097 and 100385106.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53041 + ... + 54900.
It is an arithmetic number, because the mean of its divisors is an integer number (7771824).
Almost surely, 2100385130 is an apocalyptic number.
100385130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
100385130 is an abundant number, since it is smaller than the sum of its proper divisors (148313238).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
100385130 is a wasteful number, since it uses less digits than its factorization.
100385130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 107982.
The product of its (nonzero) digits is 360, while the sum is 21.
The square root of 100385130 is about 10019.2379949775. The cubic root of 100385130 is about 464.7539917361.
The spelling of 100385130 in words is "one hundred million, three hundred eighty-five thousand, one hundred thirty".
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