Base | Representation |
---|---|
bin | 11110011011001… |
… | …00001000010100 |
3 | 122210020012221002 |
4 | 33031210020110 |
5 | 1010313322400 |
6 | 41154042432 |
7 | 6216166301 |
oct | 1715441024 |
9 | 583205832 |
10 | 255214100 |
11 | 121075149 |
12 | 71579418 |
13 | 40b49a7b |
14 | 25c760a8 |
15 | 17613ed5 |
hex | f364214 |
255214100 has 36 divisors (see below), whose sum is σ = 554540028. Its totient is φ = 101952000.
The previous prime is 255214079. The next prime is 255214109. The reversal of 255214100 is 1412552.
It can be written as a sum of positive squares in 6 ways, for example, as 7214596 + 247999504 = 2686^2 + 15748^2 .
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (255214109) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 117020 + ... + 119180.
Almost surely, 2255214100 is an apocalyptic number.
255214100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
255214100 is an abundant number, since it is smaller than the sum of its proper divisors (299325928).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
255214100 is a wasteful number, since it uses less digits than its factorization.
255214100 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3356 (or 3349 counting only the distinct ones).
The product of its (nonzero) digits is 400, while the sum is 20.
The square root of 255214100 is about 15975.4217471715. The cubic root of 255214100 is about 634.3099951187.
Adding to 255214100 its reverse (1412552), we get a palindrome (256626652).
It can be divided in two parts, 25 and 5214100, that added together give a palindrome (5214125).
The spelling of 255214100 in words is "two hundred fifty-five million, two hundred fourteen thousand, one hundred".
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