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120323230 = 25157173443
BaseRepresentation
bin1110010101111…
…11110010011110
322101102001102221
413022333302132
5221300320410
615534535554
72660505406
oct712776236
9271361387
10120323230
1161a12695
12343675ba
131bc0b0a1
1411da1806
15a86b4da
hex72bfc9e

120323230 has 32 divisors (see below), whose sum is σ = 219716064. Its totient is φ = 47438976.

The previous prime is 120323221. The next prime is 120323239. The reversal of 120323230 is 32323021.

It is an interprime number because it is at equal distance from previous prime (120323221) and next prime (120323239).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120323239) 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, 271389 + ... + 271831.

It is an arithmetic number, because the mean of its divisors is an integer number (6866127).

Almost surely, 2120323230 is an apocalyptic number.

120323230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

120323230 is a deficient number, since it is larger than the sum of its proper divisors (99392834).

120323230 is a wasteful number, since it uses less digits than its factorization.

120323230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 780.

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 120323230 is about 10969.1945921294. The cubic root of 120323230 is about 493.6848810131.

Adding to 120323230 its reverse (32323021), we get a palindrome (152646251).

The spelling of 120323230 in words is "one hundred twenty million, three hundred twenty-three thousand, two hundred thirty".

Divisors: 1 2 5 10 157 173 314 346 443 785 865 886 1570 1730 2215 4430 27161 54322 69551 76639 135805 139102 153278 271610 347755 383195 695510 766390 12032323 24064646 60161615 120323230