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230120310332 = 221123435288177
BaseRepresentation
bin1101011001010000111…
…1010100011000111100
3210222222110221222121202
43112110033110120330
512232241244412312
6253414340515032
722424411235563
oct3262417243074
9728873858552
10230120310332
1189658a09160
12387229aba78
13189145b9503
14b1d04c6bda
155ebc9159c2
hex35943d463c

230120310332 has 48 divisors (see below), whose sum is σ = 469082541312. Its totient is φ = 97725492480.

The previous prime is 230120310317. The next prime is 230120310341. The reversal of 230120310332 is 233013021032.

230120310332 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2600573 + ... + 2687604.

It is an arithmetic number, because the mean of its divisors is an integer number (9772552944).

Almost surely, 2230120310332 is an apocalyptic number.

230120310332 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

230120310332 is an abundant number, since it is smaller than the sum of its proper divisors (238962230980).

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

230120310332 is a wasteful number, since it uses less digits than its factorization.

230120310332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5288258 (or 5288256 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 230120310332 its reverse (233013021032), we get a palindrome (463133331364).

The spelling of 230120310332 in words is "two hundred thirty billion, one hundred twenty million, three hundred ten thousand, three hundred thirty-two".

Divisors: 1 2 4 11 22 23 43 44 46 86 92 172 253 473 506 946 989 1012 1892 1978 3956 10879 21758 43516 5288177 10576354 21152708 58169947 116339894 121628071 227391611 232679788 243256142 454783222 486512284 909566444 1337908781 2501307721 2675817562 5002615442 5230007053 5351635124 10005230884 10460014106 20920028212 57530077583 115060155166 230120310332