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234830001 = 3724147829
BaseRepresentation
bin11011111111100…
…11100010110001
3121100212121012110
431333303202301
5440104030001
635145115533
75551010400
oct1577634261
9540777173
10234830001
1111061228a
1266788ba9
1339860883
142328b637
15159393d6
hexdff38b1

234830001 has 48 divisors (see below), whose sum is σ = 381507840. Its totient is φ = 127975680.

The previous prime is 234829999. The next prime is 234830021. The reversal of 234830001 is 100038432.

It is a happy number.

It is not a de Polignac number, because 234830001 - 21 = 234829999 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 234830001.

It is not an unprimeable number, because it can be changed into a prime (234830021) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 282855 + ... + 283683.

It is an arithmetic number, because the mean of its divisors is an integer number (7948080).

Almost surely, 2234830001 is an apocalyptic number.

234830001 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

234830001 is a deficient number, since it is larger than the sum of its proper divisors (146677839).

234830001 is a wasteful number, since it uses less digits than its factorization.

234830001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 934 (or 927 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 234830001 is about 15324.1639576194. The cubic root of 234830001 is about 616.9517398621.

Adding to 234830001 its reverse (100038432), we get a palindrome (334868433).

The spelling of 234830001 in words is "two hundred thirty-four million, eight hundred thirty thousand, one".

Divisors: 1 3 7 21 41 47 49 123 141 147 287 329 829 861 987 1927 2009 2303 2487 5781 5803 6027 6909 13489 17409 33989 38963 40467 40621 94423 101967 116889 121863 237923 272741 283269 713769 818223 1597483 1665461 1909187 4792449 4996383 5727561 11182381 33547143 78276667 234830001