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3280230 = 233512149
BaseRepresentation
bin1100100000110101100110
320011122122000
430200311212
51314431410
6154150130
736611232
oct14406546
96148560
103280230
111940538
121122346
138ab085
146155c2
1544bdc0
hex320d66

3280230 has 32 divisors (see below), whose sum is σ = 8748000. Its totient is φ = 874656.

The previous prime is 3280229. The next prime is 3280231. The reversal of 3280230 is 320823.

It is an interprime number because it is at equal distance from previous prime (3280229) and next prime (3280231).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon number.

It is a plaindrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3280231) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5805 + ... + 6344.

It is an arithmetic number, because the mean of its divisors is an integer number (273375).

Almost surely, 23280230 is an apocalyptic number.

3280230 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3280230 is an abundant number, since it is smaller than the sum of its proper divisors (5467770).

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

3280230 is a wasteful number, since it uses less digits than its factorization.

3280230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12165 (or 12159 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 3280230 is about 1811.1405246419. The cubic root of 3280230 is about 148.5826496350.

The spelling of 3280230 in words is "three million, two hundred eighty thousand, two hundred thirty".

Divisors: 1 2 3 5 6 9 10 15 18 27 30 45 54 90 135 270 12149 24298 36447 60745 72894 109341 121490 182235 218682 328023 364470 546705 656046 1093410 1640115 3280230