Search a number
-
+
354229230 = 23511807641
BaseRepresentation
bin10101000111010…
…001101111101110
3220200112201011010
4111013101233232
51211140313410
655052210050
711530620165
oct2507215756
9820481133
10354229230
11171a53733
129a769926
13585071c4
143508c3dc
1521171c20
hex151d1bee

354229230 has 16 divisors (see below), whose sum is σ = 850150224. Its totient is φ = 94461120.

The previous prime is 354229223. The next prime is 354229237. The reversal of 354229230 is 32922453.

It is an interprime number because it is at equal distance from previous prime (354229223) and next prime (354229237).

It is a super-3 number, since 3×3542292303 (a number of 27 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30), and also a Moran number because the ratio is a prime number: 11807641 = 354229230 / (3 + 5 + 4 + 2 + 2 + 9 + 2 + 3 + 0).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (354229237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5903791 + ... + 5903850.

It is an arithmetic number, because the mean of its divisors is an integer number (53134389).

Almost surely, 2354229230 is an apocalyptic number.

354229230 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

354229230 is an abundant number, since it is smaller than the sum of its proper divisors (495920994).

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

354229230 is a wasteful number, since it uses less digits than its factorization.

354229230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11807651.

The product of its (nonzero) digits is 12960, while the sum is 30.

The square root of 354229230 is about 18820.9784549050. The cubic root of 354229230 is about 707.5570540046.

The spelling of 354229230 in words is "three hundred fifty-four million, two hundred twenty-nine thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 11807641 23615282 35422923 59038205 70845846 118076410 177114615 354229230