Base | Representation |
---|---|
bin | 100010110110… |
… | …1101100000100 |
3 | 1021101110200200 |
4 | 1011231230010 |
5 | 14134300301 |
6 | 1451410500 |
7 | 311223051 |
oct | 105555404 |
9 | 37343620 |
10 | 18275076 |
11 | a352376 |
12 | 6153a30 |
13 | 3a2b271 |
14 | 25da028 |
15 | 190ec86 |
hex | 116db04 |
18275076 has 18 divisors (see below), whose sum is σ = 46195422. Its totient is φ = 6091680.
The previous prime is 18275069. The next prime is 18275083. The reversal of 18275076 is 67057281.
It is an interprime number because it is at equal distance from previous prime (18275069) and next prime (18275083).
It can be written as a sum of positive squares in only one way, i.e., 16892100 + 1382976 = 4110^2 + 1176^2 .
It is a tau number, because it is divible by the number of its divisors (18).
It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 507641 = 18275076 / (1 + 8 + 2 + 7 + 5 + 0 + 7 + 6).
It is a self number, because there is not a number n which added to its sum of digits gives 18275076.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 253785 + ... + 253856.
Almost surely, 218275076 is an apocalyptic number.
It is an amenable number.
18275076 is an abundant number, since it is smaller than the sum of its proper divisors (27920346).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
18275076 is a wasteful number, since it uses less digits than its factorization.
18275076 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 507651 (or 507646 counting only the distinct ones).
The product of its (nonzero) digits is 23520, while the sum is 36.
The square root of 18275076 is about 4274.9357889915. The cubic root of 18275076 is about 263.4024017229.
It can be divided in two parts, 1827 and 5076, that added together give a triangular number (6903 = T117).
The spelling of 18275076 in words is "eighteen million, two hundred seventy-five thousand, seventy-six".
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