Search a number
-
+
227239038 = 232139531019
BaseRepresentation
bin11011000101101…
…10010001111110
3120211120221100200
431202312101332
5431133122123
634314304330
75426333325
oct1542662176
9524527320
10227239038
111072a8064
12641280a6
1338103690
14222730bc
1514e3a143
hexd8b647e

227239038 has 48 divisors (see below), whose sum is σ = 531301680. Its totient is φ = 69777792.

The previous prime is 227239013. The next prime is 227239043. The reversal of 227239038 is 830932722.

227239038 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 227238993 and 227239011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 222493 + ... + 223511.

It is an arithmetic number, because the mean of its divisors is an integer number (11068785).

Almost surely, 2227239038 is an apocalyptic number.

227239038 is an abundant number, since it is smaller than the sum of its proper divisors (304062642).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

227239038 is a wasteful number, since it uses less digits than its factorization.

227239038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1993 (or 1990 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The square root of 227239038 is about 15074.4498407073. The cubic root of 227239038 is about 610.2310671685.

It can be divided in two parts, 22723903 and 8, that added together give a triangular number (22723911 = T6741).

The spelling of 227239038 in words is "two hundred twenty-seven million, two hundred thirty-nine thousand, thirty-eight".

Divisors: 1 2 3 6 9 13 18 26 39 78 117 234 953 1019 1906 2038 2859 3057 5718 6114 8577 9171 12389 13247 17154 18342 24778 26494 37167 39741 74334 79482 111501 119223 223002 238446 971107 1942214 2913321 5826642 8739963 12624391 17479926 25248782 37873173 75746346 113619519 227239038