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3123230 = 251128393
BaseRepresentation
bin1011111010100000011110
312212200021012
423322200132
51244420410
6150535222
735355425
oct13724036
95780235
103123230
111843590
121067512
13854786
145b42bc
1541a605
hex2fa81e

3123230 has 16 divisors (see below), whose sum is σ = 6133104. Its totient is φ = 1135680.

The previous prime is 3123227. The next prime is 3123233. The reversal of 3123230 is 323213.

It is an interprime number because it is at equal distance from previous prime (3123227) and next prime (3123233).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3123233) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14087 + ... + 14306.

It is an arithmetic number, because the mean of its divisors is an integer number (383319).

Almost surely, 23123230 is an apocalyptic number.

3123230 is a deficient number, since it is larger than the sum of its proper divisors (3009874).

3123230 is a wasteful number, since it uses less digits than its factorization.

3123230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28411.

The product of its (nonzero) digits is 108, while the sum is 14.

The square root of 3123230 is about 1767.2662504558. The cubic root of 3123230 is about 146.1732789702.

Adding to 3123230 its reverse (323213), we get a palindrome (3446443).

The spelling of 3123230 in words is "three million, one hundred twenty-three thousand, two hundred thirty".

Divisors: 1 2 5 10 11 22 55 110 28393 56786 141965 283930 312323 624646 1561615 3123230