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229464612 = 223213490309
BaseRepresentation
bin11011010110101…
…01101000100100
3120222210000021100
431223111220210
5432220331422
634434120100
75454263016
oct1553255044
9528700240
10229464612
11108588183
1264a20030
13387026a0
14226921b6
15152297ac
hexdad5a24

229464612 has 36 divisors (see below), whose sum is σ = 624654940. Its totient is φ = 70604352.

The previous prime is 229464611. The next prime is 229464647. The reversal of 229464612 is 216464922.

229464612 is a `hidden beast` number, since 2 + 2 + 9 + 4 + 646 + 1 + 2 = 666.

229464612 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 102090816 + 127373796 = 10104^2 + 11286^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (229464611) 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, 244687 + ... + 245622.

Almost surely, 2229464612 is an apocalyptic number.

It is an amenable number.

229464612 is an abundant number, since it is smaller than the sum of its proper divisors (395190328).

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

229464612 is a wasteful number, since it uses less digits than its factorization.

229464612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 490332 (or 490327 counting only the distinct ones).

The product of its digits is 41472, while the sum is 36.

The square root of 229464612 is about 15148.0893844735. The cubic root of 229464612 is about 612.2167949095.

The spelling of 229464612 in words is "two hundred twenty-nine million, four hundred sixty-four thousand, six hundred twelve".

Divisors: 1 2 3 4 6 9 12 13 18 26 36 39 52 78 117 156 234 468 490309 980618 1470927 1961236 2941854 4412781 5883708 6374017 8825562 12748034 17651124 19122051 25496068 38244102 57366153 76488204 114732306 229464612