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120326340 = 223517232223
BaseRepresentation
bin1110010110000…
…00100011000100
322101102012201010
413023000203010
5221300420330
615535002220
72660520441
oct713004304
9271365633
10120326340
1161a14a62
1234369370
131bc0c624
1411da29c8
15a86c3b0
hex72c08c4

120326340 has 144 divisors (see below), whose sum is σ = 374588928. Its totient is φ = 28756992.

The previous prime is 120326321. The next prime is 120326347. The reversal of 120326340 is 43623021.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120326347) 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, 539469 + ... + 539691.

It is an arithmetic number, because the mean of its divisors is an integer number (2601312).

Almost surely, 2120326340 is an apocalyptic number.

120326340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 120326340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (187294464).

120326340 is an abundant number, since it is smaller than the sum of its proper divisors (254262588).

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

120326340 is a wasteful number, since it uses less digits than its factorization.

120326340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298 (or 273 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 120326340 is about 10969.3363518492. The cubic root of 120326340 is about 493.6891344083.

Adding to 120326340 its reverse (43623021), we get a palindrome (163949361).

The spelling of 120326340 in words is "one hundred twenty million, three hundred twenty-six thousand, three hundred forty".

Divisors: 1 2 3 4 5 6 10 12 15 17 20 23 30 34 46 51 60 68 69 85 92 102 115 138 170 204 223 230 255 276 340 345 391 446 460 510 529 669 690 782 892 1020 1058 1115 1173 1338 1380 1564 1587 1955 2116 2230 2346 2645 2676 3174 3345 3791 3910 4460 4692 5129 5290 5865 6348 6690 7582 7820 7935 8993 10258 10580 11373 11730 13380 15164 15387 15870 17986 18955 20516 22746 23460 25645 26979 30774 31740 35972 37910 44965 45492 51290 53958 56865 61548 75820 76935 87193 89930 102580 107916 113730 117967 134895 153870 174386 179860 227460 235934 261579 269790 307740 348772 353901 435965 471868 523158 539580 589835 707802 871930 1046316 1179670 1307895 1415604 1743860 1769505 2005439 2359340 2615790 3539010 4010878 5231580 6016317 7078020 8021756 10027195 12032634 20054390 24065268 30081585 40108780 60163170 120326340