Base | Representation |
---|---|
bin | 1011111011010… |
… | …11100001011011 |
3 | 20222021022211121 |
4 | 11331223201123 |
5 | 201103231011 |
6 | 13532310111 |
7 | 2323311631 |
oct | 575534133 |
9 | 228238747 |
10 | 100055131 |
11 | 515299a0 |
12 | 29612337 |
13 | 17962927 |
14 | d407351 |
15 | 8bb5e71 |
hex | 5f6b85b |
100055131 has 8 divisors (see below), whose sum is σ = 109239984. Its totient is φ = 90885120.
The previous prime is 100055101. The next prime is 100055147. The reversal of 100055131 is 131550001.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 100055131 - 25 = 100055099 is a prime.
It is a super-2 number, since 2×1000551312 = 20022058478854322, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (100055101) 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 7 ways as a sum of consecutive naturals, for example, 14155 + ... + 20011.
It is an arithmetic number, because the mean of its divisors is an integer number (13654998).
Almost surely, 2100055131 is an apocalyptic number.
100055131 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
100055131 is a deficient number, since it is larger than the sum of its proper divisors (9184853).
100055131 is a wasteful number, since it uses less digits than its factorization.
100055131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7421.
The product of its (nonzero) digits is 75, while the sum is 16.
The square root of 100055131 is about 10002.7561701763. The cubic root of 100055131 is about 464.2441661688.
The spelling of 100055131 in words is "one hundred million, fifty-five thousand, one hundred thirty-one".
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