Base | Representation |
---|---|
bin | 1011111100001… |
… | …11010101011111 |
3 | 20222111010010000 |
4 | 11332013111133 |
5 | 201120402210 |
6 | 13534545343 |
7 | 2324265030 |
oct | 576072537 |
9 | 228433100 |
10 | 100169055 |
11 | 515a7548 |
12 | 29668253 |
13 | 179a273c |
14 | d436a87 |
15 | 8bd9ac0 |
hex | 5f8755f |
100169055 has 80 divisors (see below), whose sum is σ = 208042560. Its totient is φ = 45163008.
The previous prime is 100169053. The next prime is 100169063. The reversal of 100169055 is 550961001.
It is not a de Polignac number, because 100169055 - 21 = 100169053 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (100169051) by changing a digit.
It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 252117 + ... + 252513.
It is an arithmetic number, because the mean of its divisors is an integer number (2600532).
Almost surely, 2100169055 is an apocalyptic number.
100169055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
100169055 is an abundant number, since it is smaller than the sum of its proper divisors (107873505).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
100169055 is an equidigital number, since it uses as much as digits as its factorization.
100169055 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 510 (or 501 counting only the distinct ones).
The product of its (nonzero) digits is 1350, while the sum is 27.
The square root of 100169055 is about 10008.4491805674. The cubic root of 100169055 is about 464.4202973722.
The spelling of 100169055 in words is "one hundred million, one hundred sixty-nine thousand, fifty-five".
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