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430148 = 22532029
BaseRepresentation
bin1101001000001000100
3210212001102
41221001010
5102231043
613115232
73441035
oct1510104
9725042
10430148
112741a4
12188b18
13120a34
14b2a8c
15876b8
hex69044

430148 has 12 divisors (see below), whose sum is σ = 767340. Its totient is φ = 210912.

The previous prime is 430147. The next prime is 430193. The reversal of 430148 is 841034.

430148 is digitally balanced in base 3, 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 386884 + 43264 = 622^2 + 208^2 .

It is not an unprimeable number, because it can be changed into a prime (430147) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 803 + ... + 1226.

It is an arithmetic number, because the mean of its divisors is an integer number (63945).

2430148 is an apocalyptic number.

It is an amenable number.

430148 is a deficient number, since it is larger than the sum of its proper divisors (337192).

430148 is a wasteful number, since it uses less digits than its factorization.

430148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2086 (or 2084 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 430148 is about 655.8566916637. The cubic root of 430148 is about 75.4870816896.

Subtracting from 430148 its sum of digits (20), we obtain a triangular number (430128 = T927).

The spelling of 430148 in words is "four hundred thirty thousand, one hundred forty-eight".

Divisors: 1 2 4 53 106 212 2029 4058 8116 107537 215074 430148